Crazy, useless Bluetooth on new device? - OnePlus 3T Questions & Answers

I just got a 128 GB OnePlus 3T a few days ago to replace a dead Nexus 6P. So far I'm very happy with the phone (performance, screen, etc, camera is almost as good, blah blah) except one thing.
My bluetooth is completely nuts. Sometimes I will turn it on via Settings or Quick Settings and it will not turn on at all (the slider moves to the right but stays greyed out, then moves back to the left). Other times I am "luckier" and it switches on and begins scanning, and I can see devices in the area. I pair to a speaker dock via NFC or my wireless headphones via tapping on them and the connection is established, you can hear the speakers go "hey something connected".
So that's all fine. But then you start playing music. About 40-60 seconds in it will skip, crackle, or pause the music entirely. Sometimes the device makes its disconnect noise immediately followed by its reconnect noise. At this point pressing 'play' again starts the cycle over again, usually, or sometimes it will just refuse to "talk to" anything any more until you reboot the phone.
The phone came with OOS 3.5.4 out of the box and immediately got an OTA to 4.1.1. I was suspect about the upgrade procedure and sighed and did a full reset and re-flashed the full 4.1.1 image using adb sideload, logged back in, did the barest of minimum updates to the Google apps to make it stop complaining, and then tried music again. More skipping and pausing. My headphones have a volume up/down key on them, pressing that pretty much immediately results in a disconnect.
It's like the AVRCP (command) bluetooth protocol is "fighting" the A2DP audio stream protocol? It doesn't make any sense. This would also explain why my car audio has NEVER worked, because my head unit uses AVRCP to read track names and my headphones and speaker dock don't have any sort of screen to speak of.
I want to love this phone and don't want to pay double for a similar Pixel, but I might just have to return it if it's effectively useless at one of the main things I have a phone for! :crying:

Hmmm...My Bluetooth connection never have that issues. I used Bluetooth headphones and my car head unit. Running oos 4.1.1 as well.

Try dirty flashing your ROM, there might be something wrong with the drivers. Bluetooth commands (volume, pause, voice assistant, skip, etc.) work find on my headset, I don't believe its a compatibility issue.
If that fails, it might be a hardware defect?

I don't have problems with Bluetooth im using sony wireless earphones everyday. Try reformat the phone

Hi!
Android Nougat has heavy issues regarding bluetooth connectivity. If you Google it you will see...
I have the very same Problems like you with my car radio...
This must be finally adressed by Google.

Assassin1985 said:
Hi!
Android Nougat has heavy issues regarding bluetooth connectivity. If you Google it you will see...
I have the very same Problems like you with my car radio...
This must be finally adressed by Google.
Click to expand...
Click to collapse
Huh? Must be an compatability issue between the BT device and your phone. I have 6 active BT devices I use all the time with this phone and my tablet. Car stereo, fitnessband, speakers and inear plugs.
Only issue I sometimes face is the 'stuck in connecting to last used device' where BT needs to be turned off and on again. Wouldn't call it a heavy issue.

bluetooth perfect here. better than my lg g3 that i had previous.

So, more info. If 2.4 GHz WiFi is active in ANY WAY, the bluetooth goes nuts. AVRCP (bidirectional commands) make it worse. Putting the phone in airplane mode to disable the "ambient" wifi location scanning and such, then turning bluetooth on manually and playing some downloaded music, seems to work fine. Switch the WiFi on though (even though my access point is 5 GHz), bam down the toilet. Ugh.
I did a complete reset and flashed OOS 4.1.1 from adb, no improvement. I'm trying the Open Beta 4 right now but I doubt it will be any better.

Did you turn off the scanning feature?

Happens to me like once every 3 days. I usually reboot by then

evilspoons said:
I just got a 128 GB OnePlus 3T a few days ago to replace a dead Nexus 6P. So far I'm very happy with the phone (performance, screen, etc, camera is almost as good, blah blah) except one thing.
My bluetooth is completely nuts. Sometimes I will turn it on via Settings or Quick Settings and it will not turn on at all (the slider moves to the right but stays greyed out, then moves back to the left). Other times I am "luckier" and it switches on and begins scanning, and I can see devices in the area. I pair to a speaker dock via NFC or my wireless headphones via tapping on them and the connection is established, you can hear the speakers go "hey something connected".
So that's all fine. But then you start playing music. About 40-60 seconds in it will skip, crackle, or pause the music entirely. Sometimes the device makes its disconnect noise immediately followed by its reconnect noise. At this point pressing 'play' again starts the cycle over again, usually, or sometimes it will just refuse to "talk to" anything any more until you reboot the phone.
The phone came with OOS 3.5.4 out of the box and immediately got an OTA to 4.1.1. I was suspect about the upgrade procedure and sighed and did a full reset and re-flashed the full 4.1.1 image using adb sideload, logged back in, did the barest of minimum updates to the Google apps to make it stop complaining, and then tried music again. More skipping and pausing. My headphones have a volume up/down key on them, pressing that pretty much immediately results in a disconnect.
It's like the AVRCP (command) bluetooth protocol is "fighting" the A2DP audio stream protocol? It doesn't make any sense. This would also explain why my car audio has NEVER worked, because my head unit uses AVRCP to read track names and my headphones and speaker dock don't have any sort of screen to speak of.
I want to love this phone and don't want to pay double for a similar Pixel, but I might just have to return it if it's effectively useless at one of the main things I have a phone for! :crying:
Click to expand...
Click to collapse
Hi, I have the exact same phone and been having stuttering performance with Bluetooth and Sony MDR-X330BT and worked fine with the 1+ 3. I decided to tell the phone to forget the headphones and start afresh; big mistake headphones kept refusing to pair. I noticed they have the NFC symbol on one of the earpads so I enabled NFC and used app I had downloaded a while back, 'Tap-and-Pair' that did not work either. I did a search today and found a great app that worked - 'NFC Easy Connect' from the Play Store. Now all I need is stable connection from car system which appeared to be tied in with length of screen life before going to sleep but think it may be faulty Twingo as been on the car forum and found others with similar issues but different smartphone to the 1+ 3T. Hope this helps.

Related

Focus S Headphones Controller Not Working

The phone rocks, but it does have some flaws. Right now I can't seem to pause and play without pressing the button on the headphones like 2 or 3 times. I tested out a few headphones that I know worked on my old Focus and my iPhone and they don't work consistently either.
I also tried the Focus S headphones on my iPhone and it works perfectly. Anyone experience this?
you know i have, i've been posting (*****ing) about this since sunday I'm suspecting a major flaw in the design of the jack itself, but we'll see. The next track/previous track doesn't seem to work at all, and the pause/play seems to take some manipulation to work
this happens to me as well, kind of really annoying, and really my only gripe with the phone.
I get a popping sound through the speakers in my car (AUX plug) when I change from track to track. I am using the same cord I used to use with my Focus and I've checked my Focus S in both of my cars that have an AUX input.
Has anyone else tried this?
Plug your phone into your car using a male-to-male 3.5 cord and play your music through it. When you change from one track to the next you'll hear a popping sound. It's much louder in my Lexus vs my Impala but it's obvious in both cars.
I am also having both the controller issue and the "popping" sound through the speakers of my car.
The volume buttons seem to work, but the play/pause button only works when I hold the button for a second or two before letting it go. Because you have to hold it for a second before it registers, you can't use it to go back or forward through songs. I tried the controller from my Venue Pro in the Focus S with the same results, so the problem is probably with the phone itself and not the controller.
Whenever I have an AUX cable plugged into my car with the engine on, I can here a loud whining noise that I assume is the cable acting as an antenna and picking up noise. When I plug in the DVP, it seems to sort of ground the cable and stop picking up noise even when music isn't playing. With the Focus S, the noise continues when the phone is plugged in and only stops when music is playing. During the short time between songs, music is not playing and there seems to be a sort of noise spike that makes a "popping" sound.
I suspect both of these problems are related and have to do with the jack as jmerrey suggests.
I have been having the same issues with both the Car playback and the controls on headsets. I really hope they fix this major flaw. This phone will go back if not.
Sent from my SGH-i937 using XDA Windows Phone 7 App
FYI I am using a stereo Bluetooth headset from Motorola and do not see any of the above issues.
Volume up/down, pause/play and skip forward and back all work as expected.
Sent from my Focus S using XDA Windows Phone 7 App
jfreiman said:
FYI I am using a stereo Bluetooth headset from Motorola and do not see any of the above issues.
Volume up/down, pause/play and skip forward and back all work as expected.
Sent from my Focus S using XDA Windows Phone 7 App
Click to expand...
Click to collapse
that's because the issue stems from the actual headphone jack, it's not a software or firmware problem, but a hardware issue.
Okay I figured out how to get the controller to work pretty much 100% of the time. You can't just press the button, you have to hold it down for about half a second for it to pause and play consistently. Any more or any less than half a second and it won't work. I've been doing this for pretty much the entire day and it seems to be working now. Little annoying that it works on a delayed press but its better than not working at all.
Yes, but you still don't get the double press for next track, or triple for previous track. I've been able to get the double press to work a few times, but that's it. I've also noticed that with aftermarket sets, like a beats headset, it's incredibly inconsistent. I really hope this is fixable with a software patch, but I'm not holding my breath.
Sent from my SGH-i937 using Board Express
I have only volume up on all type of press button.
anyone hear if this is going to be addressed or if it has been acknowledged?
thanks
I have the same problem with my Focus S. The volume buttons are working fine, the problem occurs only with the play / pause button.
If you want to play / pause you have to hold the button longer than just the usual
short click. If you know the trick it works most of the time for play / pause, switching songs with a double click is almost impossible and very hard to time.
I tried it with the original headset from my Focus S and with the Nokia purity all have the same problems.
I also tried the all headsets with my Lumia 800 and a Omnia W all working fine.
It seems to be a Focus S only problem, not sure if it is hardware or software related.
I'm on 8107 using 2103.11.10.1 Firmware would a hard reset solve the problem??
firmware issue
I have experienced all of these problems above and here are a few tips/fixes and ideas. First with the headset controller on the ear buds, I noticed if you press harder it picks it up easier. If you get it down just right you can time it for going forward and backwards. Still not a real fix. Its definitely the phone because it works on my focus, iPhone, and mac. Also, I think it may be firmware related because the popping occurs between songs for the aux cable in the car only when audio isn't playing, so I would assume it had something to do with the firmware, not the hardware. It distinctly gets quieter when music plays, even if the music is silent (just knowing something is playing is enough for it to shut up). Also I noticed that when I plug in my phone for battery, it connects, disconnects and then reconnects. I noticed this with the vibration (should only be once, actually is 2-3 times). And when battery is low you notice because you plug in, it disconnects and you get a notice of critically low battery, and then it connects. I think this may be the firmware that all the ports seem to turn on and off whenever given any form of stimulus (data or power sent through them).
The phone rocks The phone rocks
Tango and the new Samsung Firmware fixed this issue!!!
Now i can listen to my music how it is meant to be!!!
:victory::victory::victory:
i got tango, but no new firmware. Which update updated the firmware?
I got Tango, but I had to hard reset my Focus S to get the Firmwareupdate.
Maybe because I InterOP unlocked my Focus S, I'm not sure why it worked after a Hard Reset.
My Software is now:
OS: 7.10.8773.98
Firmware: 2103.12.05.2
yes but didnt the LE2 software update disable your ability to interop unlock your device?
if we can get the phone accept our own signed cabs we can extract the driver updates, fixes and patches and ignore the diagnostic tool updates that disable our interop unlock method.
in short make a backup BEFORE applying any samsung OEM updates, when you need to interop unlock again, you can revert to your pre OEM update, apply the interop unlock again, then re apply the OEM update. from what i gather you are best doing this every time you have an OS update as there have been issues with restoring backups that cross OS versions...
Oh course you lose any unbacked up txts etc, but i think the benifit outweighs the hassle.
Ikkari said:
Tango and the new Samsung Firmware fixed this issue!!!
Now i can listen to my music how it is meant to be!!!
:victory::victory::victory:
Click to expand...
Click to collapse
I got the firmware update, but it didn't fix my headphone issues. It is still incredibly unresponsive, and the annoying clicking that is head better via aux cable is still present. Anyone have the same issue?

Random reboots using Bluetooth

I had an issue with a New Potato Tunelink and choppy audio (I have a thread in here somewhere).
I bought a Kinivo BTC450 Bluetooth Hands-Free Car Kit and it does not suffer from the same audio problems, it sounds great... when my phone isn't rebooting.
The only time my phone reboots is in the car. I've disabled Active thinking it might have something to do with that, but no. If I turn off BT the phone doesn't reboot. There is something with my VZW MX and this Kinivo paired together that creates a situation where it unexpected and randomly reboots.
This morning it rebooted almost immediately after connecting. Sometimes I can manipulate the controls, pick a song and start playing it and it will reboot shortly thereafter. Other times it won't reboot and will start working until I go to skip to a song or something. There is no pattern other than BT and this phone hate eachother.
It's frustrating because I don't know when it will reboot. There are no options that I can see to try at this point other than look for something else or plug a stereo miniplug into the MX, which I'm not a fan of doing.
I've not done a factory reset due to the time and inconvenience of getting it all setup again. I've not tried to have VZW replace it.
Any ideas?
Well, a factory reset did not fix this problem.
ShanMan14 said:
I had an issue with a New Potato Tunelink and choppy audio (I have a thread in here somewhere).
I bought a Kinivo BTC450 Bluetooth Hands-Free Car Kit and it does not suffer from the same audio problems, it sounds great... when my phone isn't rebooting.
The only time my phone reboots is in the car. I've disabled Active thinking it might have something to do with that, but no. If I turn off BT the phone doesn't reboot. There is something with my VZW MX and this Kinivo paired together that creates a situation where it unexpected and randomly reboots.
This morning it rebooted almost immediately after connecting. Sometimes I can manipulate the controls, pick a song and start playing it and it will reboot shortly thereafter. Other times it won't reboot and will start working until I go to skip to a song or something. There is no pattern other than BT and this phone hate eachother.
It's frustrating because I don't know when it will reboot. There are no options that I can see to try at this point other than look for something else or plug a stereo miniplug into the MX, which I'm not a fan of doing.
I've not done a factory reset due to the time and inconvenience of getting it all setup again. I've not tried to have VZW replace it.
Any ideas?
Click to expand...
Click to collapse
I've experienced the same thing, but only twice and I connect to bluetooth multiple times per day in both the car and a standalone headset. I can't see any pattern, but it would certainly be nice to know how to prevent it.
I was having trouble with random reboots and I think it was the Updater app running in the background that may have been causing it. I saw that app running, went to Settings and checked for updates (obviously no updates yet). Ever since then, no random reboots. I use Bluetooth every day with a headset and Car audio device. BT working way better than any CM ROM I ran on prior devices.
Sent from my Moto X using xda app-developers app

BMW bluetooth Screen Dim issues

I'm already looked for 3 days all over the internet and can't seem to find the fix.
Issue:
AT&T Note 3 + 2013 BMW X5 paired and happy for 6+ months using BME bluetooth and headset no problems. Phone paired, bluetooth always connects, all functions (phone, messages, music etc all work).
Early March, noticed that when connected to BMW, as soon as screen dims during call, both the bluetooth connection and headset icon stay active but the phone drops into handset (ie phone's own speaker/mic) and although bluetooth remains connected and headset icon on, the sound is now via phone. Touch phone and screen lights up, everything is fine again until screen dims, then repeat fiasco.
Can't find offending issue or setting. Could have been an app or app update.
So, to fix, flashed car into latest BMW updated firmware.
Tried again, same issue.
Then update phone to KitKat.
Tried again, same issue.
Yes, the proximity sensors are off and yes phone is set to not dim when on call. Still does.
Can't figure out why this is happening. Seems to happen quicker with Powersaving Mode on.
Any ideas??
I am now resorting to trying some of the Apps that keep screen lit while app is running....
Phone is OEM (ie not rooted) stock AT&T GN3. Also, previously, the phone would sit on passenger seat or console without any proximity settings and do just fine until this started happened. I suspect it is some kind of app or update that has caused the phone to behave like this. The problem is the phone.
TIA
Same issue with my Honda Accord, paired with bluetooth, phone will become unresponsive for 2-5 min when playing music, but then I formatted the phone and since then no issues.
Sent from my SAMSUNG-SM-N900A using XDA Premium 4 mobile app

[Q] Sound gaps while BT streaming to car audio.

Hi, I Have strange problem with my brand new Xperia Z3 Compact. I streams my music from Z3C to my Pioneer MVH-X360BT car audio. Every few minutes there is a gap in stream that lasts for maybe half a second. That's very annoying! Music is still playing during this gap but I can't hear it. I had similar problem with Xperia Z1 but I thought it was some problem in old Android and some bug in BT driver. Then I've had iPhone 5s and it worked like a charm! No gaps, no problems with BT. Now I've returned to Android and I'm starting to regret this :/
I've checked everything I could. I've turned on BT visibility, turned off Wi-Fi, checked if no notifications couse this. I've even flash clean stock firmware (originally phone came with branded firmware). Nothing. I've tested many players (Walkman, Power Amp, Player Pro, Double Twist etc). Nothing. I though that maybe problem is in my SD card (I store my music on external card), but: 1) it's very fast card 2) copying music to internal storage didn't change anything. Sound still has gaps. I don't now what to do I'm sure that my car audio is ok (iPhone works), today I've tested SGS5 with it and it worked well too. Problem is only with Xperia family (reminder: same problem on Xperia Z and Xperia Z3 Compact).
Any clues? I hate changing my phone again and I love battery life on Z3C (main reason I left iPhone).
Please help!
rozbit said:
Hi, I Have strange problem with my brand new Xperia Z3 Compact. I streams my music from Z3C to my Pioneer MVH-X360BT car audio. Every few minutes there is a gap in stream that lasts for maybe half a second. That's very annoying! Music is still playing during this gap but I can't hear it. I had similar problem with Xperia Z1 but I thought it was some problem in old Android and some bug in BT driver. Then I've had iPhone 5s and it worked like a charm! No gaps, no problems with BT. Now I've returned to Android and I'm starting to regret this :/
I've checked everything I could. I've turned on BT visibility, turned off Wi-Fi, checked if no notifications couse this. I've even flash clean stock firmware (originally phone came with branded firmware). Nothing. I've tested many players (Walkman, Power Amp, Player Pro, Double Twist etc). Nothing. I though that maybe problem is in my SD card (I store my music on external card), but: 1) it's very fast card 2) copying music to internal storage didn't change anything. Sound still has gaps. I don't now what to do I'm sure that my car audio is ok (iPhone works), today I've tested SGS5 with it and it worked well too. Problem is only with Xperia family (reminder: same problem on Xperia Z and Xperia Z3 Compact).
Any clues? I hate changing my phone again and I love battery life on Z3C (main reason I left iPhone).
Please help!
Click to expand...
Click to collapse
I have BT headphones and I am not experiencing those issues at all. Could it be that your phone goes into some kind of sleep mode and then wakes up again? Try with some app that keeps your phone constanly awake/screen on. Does the issue persist? Can you try out any other BT audio devices and report if the same problem exists?
2mal16 said:
I have BT headphones and I am not experiencing those issues at all. Could it be that your phone goes into some kind of sleep mode and then wakes up again? Try with some app that keeps your phone constanly awake/screen on. Does the issue persist? Can you try out any other BT audio devices and report if the same problem exists?
Click to expand...
Click to collapse
Huh, I've turned off the 'Queue data in background' (I have polish locale and I don't know how this option is in english so I translated it literally) option in power management settings. Nothing has changed Also nothing has changed while I was driving car with Google Maps navigation (or Waze) turned on. Still gaps were present.
Unfortunately I don't have any other device that I could test my phone with Only other phones (and all phones works great).
I think I have to change Z3C to another phone, maybe SGS5 (but I don't like Samsung...)
Ehh, tough one
2mal16 said:
I have BT headphones and I am not experiencing those issues at all. Could it be that your phone goes into some kind of sleep mode and then wakes up again? Try with some app that keeps your phone constanly awake/screen on. Does the issue persist? Can you try out any other BT audio devices and report if the same problem exists?
Click to expand...
Click to collapse
Hi there, I'm facing the EXACT same problem with a few minor differences in the setup:
I'm connected via cable to a philips CEM210. This so called "gap" usually happens when I skip a track(or when the next track comes on automatically).
I have recently purchased the kinivo btc455 and will let you know tomorrow if the issue persists on the BT device.
I actually think 2mal might be on to something here I use stamina mode regularly and I have rooted my device and change tracks via the volume keys.
So the issue might be the phone wakes up periodically (skip track? check notification queue?)
Sydrox said:
Hi there, I'm facing the EXACT same problem with a few minor differences in the setup:
I'm connected via cable to a philips CEM210. This so called "gap" usually happens when I skip a track(or when the next track comes on automatically).
I have recently purchased the kinivo btc455 and will let you know tomorrow if the issue persists on the BT device.
I actually think 2mal might be on to something here I use stamina mode regularly and I have rooted my device and change tracks via the volume keys.
So the issue might be the phone wakes up periodically (skip track? check notification queue?)
Click to expand...
Click to collapse
I have all power safe options turned off. Notification queue is empty. I have this problem only via BT. When listening with phone connected to radio by USB, everything is ok.
rozbit said:
I have all power safe options turned off. Notification queue is empty. I have this problem only via BT. When listening with phone connected to radio by USB, everything is ok.
Click to expand...
Click to collapse
Try this app while you listen to music over BT : https://play.google.com/store/apps/details?id=com.synetics.stay.alive
Still gaps?
Also I have Viper4android installed, dont think this would make a difference since it also worked before but its worth a try.
Get the apk from here and follow the instructions : http://forum.xda-developers.com/showthread.php?t=2191223
I assume your device is rooted as it only works on such.
Speaking of weird bluetooth bugs, my music has been playing in fast-forward occasionally (cm12). I have no idea why this happens or how to fix it, so if anyone has any ideas I'd greatly appreciate it.
2mal16 said:
Try this app while you listen to music over BT : https://play.google.com/store/apps/details?id=com.synetics.stay.alive
Still gaps?
Also I have Viper4android installed, dont think this would make a difference since it also worked before but its worth a try.
Get the apk from here and follow the instructions : http://forum.xda-developers.com/showthread.php?t=2191223
I assume your device is rooted as it only works on such.
Click to expand...
Click to collapse
Stay Alive didn't help. There are still gaps once for a audio track.
My device isn't rooted so Viper is not an option :/
Thank you, though
rozbit said:
Stay Alive didn't help. There are still gaps once for a audio track.
My device isn't rooted so Viper is not an option :/
Thank you, though
Click to expand...
Click to collapse
Hmm , last idea , try turning the timeout for visibility option in the bluetooth menu (in the right corner on the bottom when bt is turned on) to no timeout.
2mal16 said:
Hmm , last idea , try turning the timeout for visibility option in the bluetooth menu (in the right corner on the bottom when bt is turned on) to no timeout.
Click to expand...
Click to collapse
That was the first thing I did. No effect, of course.
Sad but true - I have to get a new phone. And this time no Sony
rozbit said:
That was the first thing I did. No effect, of course.
Sad but true - I have to get a new phone. And this time no Sony
Click to expand...
Click to collapse
Jeah too bad i could not help, what you could try is go to a store and ask them whether you could try out some BT headphones, with the pretext of buying them ofc . If the issue is still present then it may be hardware related and an exchange unit could work just fine. Otherwise it points to some incompatibility issue that could maybe fixed somehow but not by me and my current expertise . Especially since i am not experiencing the same. Wish you the best and good luck !
I use a Bluetooth headset (mw600). Started with a nokia n900 and it had frequent gaps, probably due to wifi/interference. With the Z3C started with no gaps but now get few most likely when it leaves any wifi connection (hotspots).
Since you have tried all options on the phone side, it seems to be an issue with the particular car stereo. How about you reset the stereo by removing all power sources to it then pair the phone as a fresh new device and check if issue continues?
I have a similar issue. It seems like a head unit problem for me. Many problems there are with Pioneerer Head Units. Please don't buy this brand...
Have same problem with my Z3 and pioneer car sound.... No issues when i used samsung devices... Now i have a Z3 and the sound fails all the time....
I have 2 headsets bluetooth and i dont have any trouble....
The problem is between sony devices and pioneer!!!
Help!!!
This is not just between Sony and Pioneer. I have a Cardo Scala G9 BT headset for motorcycles, and never had a problem with my Nokia 808 for music streaming, nor my Nokia X2 DS (strictly used for GPS, no SIM).
Now that I bought my Z3C, I have this random gaps of silence while streaming music. Extremely annoying. Even after rebooting the phone, no resolution. Thought maybe there are some bugs with 5.1.1, so I went ahead and updated the firmware on my G9 from 1.6 to 2.1. Still same issue.
Another issue I found with the Z3C: When music streaming is playing, and I get a text message or a new email, the music volume lowers, but no notification sound comes through, before the music volume resumes. On my other phones, when I get a text message, the music volume goes down, and I hear the audio for new text, email, or whatever.
It is extremely annoying. Anybody know how to resolve first and second problem I listed?
Not a Sony issue. Had this with an lg g3 on a kenwood car stereo and the same with the z3c. Seems to be an android issue, as it didn't happen with ios. I am not 100% sure, but I think it only started with lollipop, because I had an htc one m7 before the lg and I don't remember ever having this before...
Yeah, I am inclined to agree with you.
With my Acura, the music has zero gaps. But when I am on a hands free call, I get the gaps! So it must be something buggy with how Android handles one of the BT channels. It is extremely annoying. And on the hands free calls, when the gap happens, my telephony audio goes to the phone. And when I try to switch it to BT mode, nothing, until the gap ends. Then I can switch back to BT mode. This is extremely frustrating.
Bump. I've been having this problem for months. I had it in KitKat too and it happens with any Bluetooth device. It always happens in specific parts in my route (place I go to often), even though I may have never connected to WiFi there or WiFi is off. Could it have something to do with GPS activity?
Any solution for this strange problem?
xperts help please!!!
msbearbr said:
Any solution for this strange problem?
xperts help please!!!
Click to expand...
Click to collapse
Hello everyone!
I also have exact same problem with my Z3C and... Sony's MEX-N5100BT, there's a couple miliseconds gap while the music is playing. The best part is that while I'm talking through the radio's built-in BT Phone, the audio never has this gap... or I haven't heard that since I'm using this radio.
But you know what? This happens so rarely that I just ignored it and got used to it and I recommend you to do the same

What Could Cause Bluetooth Audio Stutter? [6.0.1]

Hey everyone,
I've been battling this issue since Day 1, and its been a bumpy road. It seems as though this is a widespread issue across many Android devices, and fixes range but none of them seem to completely eliminate it.
When connected to Bluetooth audio, certain devices, the audio stutters or "skips". Ive noticed this extensively in KItKat. One fix for rooted devices was to increase the idle CPU frequency, I did so with Tasker and it definitely suppressed the stuttering, but did not completely eliminate it.
One of the most notable points of stuttering is when you answer a call via Bluetooth, then hang up. After hanging up, and music resuming, there is a solid ~10-20 seconds of constant stuttering and skipping until playback returns to normal.
Imagine my surprise when I upgraded to 6.0.1, and had absolutely no stuttering without increase CPU frequency or anything! Just buttery-smooth playback, all the way through, even after hanging up a call.
However, a couple of weeks after, the issue came back again. I had to re-enable my task to increase idle CPU frequency, and that horrible stutter after hanging up a call is back, strong as ever. To me this indicates perhaps something I modified after stock interfered., however nothing I can think of should come close to affecting it, other than XPOSED (however, XPOSED was installed prior to this issue coming back up, and no new modules were added)
Additionally, since Marshmallow, my phone won't reconnect automatically to my head unit. For example, when my car is on accessory mode and the stereo is on and BT connected. When I start the car, the system momentarily turns off for ~5 seconds at most, and turns back on. With Lollipop it would automatically reconnect, here is causes some serious problems as the only way to get them to reconnect after is to turn off the stereo and the phone, and turn both back on again. Sometimes I even have to do a couple of cycles.
Does anyone have any ideas?
i tried to do everything possible to fix the issue... I have a stuttering keyboard as well... anykeyboard I use seems to stutter, it lags a little, but most words that i type apear two times...
I have no issues at all like that, or stuttering throughout the system. It is specifically related to Bluetooth audio.
Anyone?
I've always thought kernel
unibomber said:
I've always thought kernel
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If you do not have this problem, what kernel do you use? I just flashed BeastMode today, hoping that will bring me a bit of luck. However as it worked initially and a few weeks later broke down into the pathetic mess once again, I have my doubts
I use power amp and in advance I set thread priority to the highest and audio buffer to 750ms. I've used them all and haven't had skipping
unibomber said:
I use power amp and in advance I set thread priority to the highest and audio buffer to 750ms. I've used them all and haven't had skipping
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Seems to have improved it, but reconnect issue is still present
The reconnect issue may be related to the stuttering.
The unit may be also trying to download contacts at the same time which causes the stutter.
Have you tried unpairing it from the unit, renaming your phone and then pairing it again?
Will Rickards said:
The reconnect issue may be related to the stuttering.
The unit may be also trying to download contacts at the same time which causes the stutter.
Have you tried unpairing it from the unit, renaming your phone and then pairing it again?
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Click to collapse
I have in fact tried to re-pair the unit many times, to no avail. Factory resets also yield no benefits. It is set to auto download contacts, I'll try to disable that option to see if it improves anything.
I have the stuttering almost removed, however it still sometimes occurs. On a recent long-distance road trip, it randomly started stuttering after playing flawlessly for 1.5 hours, it was incredibly frustrating. I rebooted the phone, and the stereo, reconnected and it started playing smoothly again. Keep in mind however this is with both raising idle CPU frequency, and changing the poweramp options mentioned in Post #7
Perhaps I should try a custom ROM?
You can also try stopping media scanning. I think there is a xposed plugin
I only notice this on a non-name-brand headset. (Also, after it happens, I disconnect and reconnect...and it works fine from there on out...until Power down) My other 3 don't have this problem. Music plays, get a call, hang up, music pick right up. Didn't read your post in detail to see if you've tried a different pair of BT receiver.
FWIW it's not just you, also use PowerAmp, have the buffer turned up, and also get stuttering. On pvsgh's stock rooted deodex'd debloated 5.1.1 with beast mode 1.92 + ZL fix and both my motorola s10 headset and sharkk speaker stutter from time to time. It does not seem to be universal. In the beast mode thread it bluetooth audio issue was brought up, but didn't really get much attention ::shrugs, palms up:: I even limited them to media only but still get the stuttering.
Like so many things it seems, it worked ok before the MM update (910t3 on dok2 ootb) and now doesn't. Kinda like my ability to sign into enterprise level (work - EAP login) routers...
CM12.1 didn't make a difference in my case. Been on several stockish 5.1.1 roms as well. It still happens. Swapping out roms doesn't appear to pay off. It hasn't for me anyway :-/
Interested to see if a solution (or a cause?) lands here...
Sent from my SM-N910T3 using XDA-Developers mobile app

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