Wifi Calling - Sony Xperia XZ3 Questions & Answers

Hi.
I've just bought a XZ3 specifically to use Vodafones UK Wifi Calling, however cant access it.
Vodafone provided instructions ie phone - three dots - settings but it isnt there.
I've read online that I need to change the firmware but not sure which one to switch to.
The current model is a H9493 which seems to be Asian.
Any ideas guys?
Thanks

623MPA said:
Hi.
I've just bought a XZ3 specifically to use Vodafones UK Wifi Calling, however cant access it.
Vodafone provided instructions ie phone - three dots - settings but it isnt there.
I've read online that I need to change the firmware but not sure which one to switch to.
The current model is a H9493 which seems to be Asian.
Any ideas guys?
Thanks
Click to expand...
Click to collapse
Xperifirm, newflasher (both in xda)
Install firmware of your region.
And make sure you use the dual/single sim version corresponding to your hardware.

MartinX3 said:
Xperifirm, newflasher (both in xda)
Install firmware of your region.
And make sure you use the dual/single sim version corresponding to your hardware.
Click to expand...
Click to collapse
Correct, Xperia's require regional firmware to gain use of VoLTE and VoWIFI.
You can use ANY of the H8416 or H9436 (single sim) that is UK region to flash with.
The H9493 is specific to Hong Kong, Taiwan and China, Easily Identified by the 6GB RAM.
I have the H9493 and am currently running US region H8416 with no problems.

Related

Do I need us oem files if I don't need volte and wifi calling?

Do I need us oem files if I don't need volte and wifi calling?
I have the customized UK with us OEM files. I don't have or need for volte and wifi calling. I want to switch to full customized UK will I really lose anything? How can I do it without losing data? Just flash using newflash tool?
Thanks
omygod711 said:
Do I need us oem files if I don't need volte and wifi calling?
I have the customized UK with us OEM files. I don't have or need for volte and wifi calling. I want to switch to full customized UK will I really lose anything? How can I do it without losing data? Just flash using newflash tool?
Thanks
Click to expand...
Click to collapse
This subject has been covered several times in other parts threads. Use Xperiafirm to download the latest firmware. I would recommend the new German customised, as the latest firmware isn't available for the UK. I never understood the preoccupation of US users having to use the UK version, when any version from EU will work.
Download newflasher and put it in the same folder as your firmware. Delete userdata. sin. Start newflasher, follow instructions. You will end up with a fingerprint enabled, 4G phone. With all your original data.
Didgesteve said:
This subject has been covered several times in other parts threads. Use Xperiafirm to download the latest firmware. I would recommend the new German customised, as the latest firmware isn't available for the UK. I never understood the preoccupation of US users having to use the UK version, when any version from EU will work.
Download newflasher and put it in the same folder as your firmware. Delete userdata. sin. Start newflasher, follow instructions. You will end up with a fingerprint enabled, 4G phone. With all your original data.
Click to expand...
Click to collapse
Thank you very much for your information. I tried searching and looking through different threads before posting. I guess I didn't get the right key word.
I am guessing from reading the other thread that, If you are on the T-Mobile US/MetroPCS network you will not have band 12(700Mhz) LTE VoLTE calling if you do not install the OEM file. This negatively affect cellular coverage in buildings and outside of cities.

Note 9 T-mobile possible to get rid of bootlogo?

Well i have a Note 9 128gb T-mobile unlocked N960U that is carrier unlocked
Is it possible to reflash it with clean firmware from samsung for n960u so i can get rid of The T-mobile logo every time i start the mobile ?
i don't want to try to root i know it's not possible just want original firmware if it works hope someone can answer
LennartL said:
Well i have a Note 9 128gb T-mobile unlocked N960U that is carrier unlocked
Is it possible to reflash it with clean firmware from samsung for n960u so i can get rid of The T-mobile logo every time i start the mobile ?
i don't want to try to root i know it's not possible just want original firmware if it works hope someone can answer
Click to expand...
Click to collapse
You can flash it using modded or patched ODIN to the U1 non-carrier firmware to get rid of the T-Mobile boot animation. It will also remove the T-Mobile video calling dialer though but WiFi Calling will still work.
What he said^^^ flash the U1 firmware. Note your device will be wiped.
Sent from my SM-N960F using Tapatalk
Well that doesn't matter to me. Have never used it yet so it doesn't matter if I wipe it. But will I get regular updates if I flash it with u1 firmware ?
And which firmware should I select it exists a few on this page or do I need to take the tmb one for T-Mobile but I'm not using T-Mobile and will probably never do
Here is the page samsung-updates.com/device/?id=SM-N960U1
LennartL said:
Well that doesn't matter to me. Have never used it yet so it doesn't matter if I wipe it. But will I get regular updates if I flash it with u1 firmware ?
And which firmware should I select it exists a few on this page or do I need to take the tmb one for T-Mobile but I'm not using T-Mobile and will probably never do
Here is the page samsung-updates.com/device/?id=SM-N960U1
Click to expand...
Click to collapse
Do not use the one labeled TMB U1. That firmware isn't official and could potentially break OTA's. You want to use the U1 XAA with the same version or newer bootloader than what your device currently has. The the first character of the last five characters of the build number contains your bootloader version. I don't believe the Note 9 has a v2 bootloader yet, but I have only really followed ATT U firmware, U1 firmware, and TMB U firmware. When you flash, do not use the HOME_CSC! remember your device will be wiped and factor reset so back up what you want before starting.
I'm running the TMB U1 firmware. No bloat or boot screens and I get OTAs around the same time as the U t mobile devices. I honestly dont see a real difference from the XAA u1 vs the TMB U1 firmware to be honest
Well that's it's not a problem haven't started to use the device yet. But it's not any risk that I'm brick my phone when flashing with u1 firmware.
One thing I noticed it exists unbranded firmware what I can see on Samsung's page for n960U can I not use that firmware ?
But I should not flash home_csc ? I'm guessing that contains special files for u1 ?
LennartL said:
Well that's it's not a problem haven't started to use the device yet. But it's not any risk that I'm brick my phone when flashing with u1 firmware.
One thing I noticed it exists unbranded firmware what I can see on Samsung's page for n960U can I not use that firmware ?
But I should not flash home_csc ? I'm guessing that contains special files for u1 ?
Click to expand...
Click to collapse
The non-branded firmware is the U1. The reason the modded or patched ODIN is needed is to skip the check that you are flashing the same carrier firmware. The hardware for the US and Canadian models are exactly the same. The firmware on Sansung's page isn't meant for flashing in ODIN.
Although I have only seen one user experience issues with the TMB U1, which for some reason, gave him a modded software warning when they tried to check for updates. I would stick to using the actual non-carrier specific firmware, which has T-Mobile's WiFi Calling and still has band 71 enabled.
ok so the SM-N960U is carrier branded and the SM-N960U version ubranded i thought it was some more technical difference between the different models.
Well the phone i have is new just carrierd unlocked but it's coming from t-mobile but i'm not going to use it in usa right now. So unless i need to have t-mobile's software i gladly skip it and use unbranded and that is the "U1 XAA" i need to use ?
LennartL said:
ok so the SM-N960U is carrier branded and the SM-N960U version ubranded i thought it was some more technical difference between the different models.
Well the phone i have is new just carrierd unlocked but it's coming from t-mobile but i'm not going to use it in usa right now. So unless i need to have t-mobile's software i gladly skip it and use unbranded and that is the "U1 XAA" i need to use ?
Click to expand...
Click to collapse
The U is carrier specific, the U1 is a generic non-carrier specific firmware that should work with most US carriers, and the W is the Canadian equivalent of the U1. The hardware for all three is exactly the same.
The unbranded and non-carrier specific firmware does have its advantages. No carrier bloat, it works well with T-Mobile, and if you switch carriers, the phone will reconfigure for the SIM inserted. The only time the U firmware is recommended is if you need a specific feature for a particular carrier that isn't available in the U1 firmware. Video Calling for T-Mobile, WiFi Calling on AT&T, and so on.
jcsww said:
The U is carrier specific, the U1 is a generic non-carrier specific firmware that should work with most US carriers, and the W is the Canadian equivalent of the U1. The hardware for all three is exactly the same.
The unbranded and non-carrier specific firmware does have its advantages. No carrier bloat, it works well with T-Mobile, and if you switch carriers, the phone will reconfigure for the SIM inserted. The only time the U firmware is recommended is if you need a specific feature for a particular carrier that isn't available in the U1 firmware. Video Calling for T-Mobile, WiFi Calling on AT&T, and so on.
Click to expand...
Click to collapse
Ok so with other words i can use the unbranded XAA firmware and keep OTA now. But if i ever want to use T-mobile or AT&T further on i just install corresponding firmware for that carrier right ?
LennartL said:
Ok so with other words i can use the unbranded XAA firmware and keep OTA now. But if i ever want to use T-mobile or AT&T further on i just install corresponding firmware for that carrier right ?
Click to expand...
Click to collapse
That's correct! The U1 non-carrier firmware is like a stepping stone, If you want to move from one U firmware to one from a different carrier, you need to flash to U1 first and always make sure you never use the HOME_CSC. The HOME_CSC doesn't wipe the device, which can cause a number of issues when converting. Being on the U1 though, makes it very easy to go back to any U firmware because you are already at the point where you could just straight flash to any U or W firmware as long as the bootloader version is the same or newer than what your device has at that time.
ok thanks for all advice
just to be curious because i don't know but wish to learn. Why should u never flash hone_csc and what does that file do?
LennartL said:
ok thanks for all advice
just to be curious because i don't know but wish to learn. Why should u never flash hone_csc and what does that file do?
Click to expand...
Click to collapse
The HOME_CSC prevents wiping while flashing. If you skip the wiping part, you risk having no data, no potential cellular connectivity, no different unlocked bands for the firmware you are flashing to, etc. You pretty much put yourself in a position where you have to flash again, but actually use the other CSC to ensure your device works properly.
Any unlocked USA note 9s willing to upload there modem files somewhere wanna try and make a sim unlock
Help on Flashing Tmobile firmware on Unlocked Note 9
jcsww said:
The U is carrier specific, the U1 is a generic non-carrier specific firmware that should work with most US carriers, and the W is the Canadian equivalent of the U1. The hardware for all three is exactly the same.
The unbranded and non-carrier specific firmware does have its advantages. No carrier bloat, it works well with T-Mobile, and if you switch carriers, the phone will reconfigure for the SIM inserted. The only time the U firmware is recommended is if you need a specific feature for a particular carrier that isn't available in the U1 firmware. Video Calling for T-Mobile, WiFi Calling on AT&T, and so on.
Click to expand...
Click to collapse
Hello all. I am new to this community. I have read several of the posts that mention that the US Snapdragon variant of the Note 9 cannot be flashed with TWRP or custom roms. However I see that based on this post regarding T-Mobile that the U1/ublocked variant can be flashed with any of the other U variants as long as the bootloader is the same. Does this mean that I can flash the T-Mobile firmware on my unlocked note 9? If so can anybody guide me on how to do this? I am trying to go back to having T-Mobile's built in multiline and voicemail functionality which I lost after going from the T-Mobile branded Note 8 to the unlocked Note 9. Thanks!
lguti46 said:
Hello all. I am new to this community. I have read several of the posts that mention that the US Snapdragon variant of the Note 9 cannot be flashed with TWRP or custom roms. However I see that based on this post regarding T-Mobile that the U1/ublocked variant can be flashed with any of the other U variants as long as the bootloader is the same. Does this mean that I can flash the T-Mobile firmware on my unlocked note 9? If so can anybody guide me on how to do this? I am trying to go back to having T-Mobile's built in multiline and voicemail functionality which I lost after going from the T-Mobile branded Note 8 to the unlocked Note 9. Thanks!
Click to expand...
Click to collapse
Yes you can. Use ODIN to flash the T-Mobile firmware. It's that simple. You don't need an unlocked bootloader or root. No it won't trigger Knox.
If you need detailed instructions, they have been posted in some of the firmware threads here, o you can go to the Note 8 forums and read through the carrier switching thread. Just follow the steps for flashing carrier firmware. The steps are all the same, you just make sure you're using the right firmware for your device.
Thank you so much! I was able to successfully flash to T-Mobile using the forum threads.
Hi there again i have Little bit trouble to locate the exat firm i need. The baseband my phone is using seems to be N960USQS1ARH6 i do understand i should use xaa but i dont find any baseband N960USQS1ARH6 xaa im litte bit lost can someone help please ?
LennartL said:
Hi there again i have Little bit trouble to locate the exat firm i need. The baseband my phone is using seems to be N960USQS1ARH6 i do understand i should use xaa but i dont find any baseband N960USQS1ARH6 xaa im litte bit lost can someone help please ?
Click to expand...
Click to collapse
That's because U1 XAA is on ARJ9. There won't be a U1 Firmware with an ARH6 build number.

What is the difference between ASAT and ASAB firmware? I need help picking a firmware

I've attempted to searched up the different kinds of firmware for this model phone and as far as I'm aware for the F series (international) versions of the S10 it is either for UK, Asia, or Europe
I have a Galaxy S10 G973F/DS and when I got it the stock firmware on it was G973FXXU1ASAT. Although reading further I've seen other firmwares ending in ASBA and ASC8.
I guess this means the Dual Sim model can only come from the asia model according to this chart
https://www.techwalls.com/samsung-galaxy-s10-model-number-sm-g973-differences/
I've been attempting to add TWRP onto my phone using this guide and I've been having difficulty with it and I dont know if the firmware I downloaded is not compatible with it. So if anyone else has any suggestions on firmware I'd like to know.
https://forum.xda-developers.com/ga...ecovery-twrp-3-3-0-galaxy-s10-exynos-t3924856
ASAT, ASBA, ASC8 are all different releases of the Firmware.... They are released in order Alpha and Numerically, So ASAT is the Oldest you named and ASC8 is the Newest... The most important is that the Model and bootloader portion of the firmware name is correct. G973FXXU1.... Then you have to find THAT EXACT FIRMWARE for your Carrier. Which like I said is NOT the ASC8 part(thats just the firmware release). It will be identified with a CSC code like "XAA"
So, at the end, you want the G973FXXU1ASC8 (or newer now) Firmware for whatever carrier you have...
Today, I would flash G973FXXU3ASIG for whatever COUNTRY/Carrier you need...

SM-G977B - Flash to BTU not working but ODIN Passes

Hey all
Strange one here, i have a SM-G977B (S10 5G on EE UK), i have unlocked it and trying to flash BTU firmware on it via ODIN (download fw from sammobile)
It flashes ok and passes but when phone starts up its CSC is TEL! (Australia!!)
I have re done the flash with XEU and still the same. firmware version says TEL/TEL/EVR in settings
any ideas on this? can this model be flashed to a different region? i want it on BTU not EVR (EE UK)
tried few versions of ODIn too, and left all check boxes default
Thanks
ok, i have reflashed the latest EVR firmware back to the phone and it has taken this fine
Wonder why it doesnt like BTU or XEU?
What firmware files were you trying to flash specifically?
Sounds like you downloaded the wrong one. What are the names of the firmware files you flashed?
the_scotsman said:
What firmware files were you trying to flash specifically?
Sounds like you downloaded the wrong one. What are the names of the firmware files you flashed?
Click to expand...
Click to collapse
Hi
Tried these
https://www.sammobile.com/samsung/firmware/SM-G977B/BTU/download/G977BXXS2ASJ7/299842/
https://www.sammobile.com/samsung/firmware/SM-G977B/XEU/download/G977BXXS2ASJ7/299840/
The above all flash on in Odin, but when the phone starts (even with uk sim in the phone) it defaults to Australia language and 2x Telstra apps install automatically, software info says tel/tel/evr
I then tried this one:
https://www.sammobile.com/samsung/firmware/SM-G977B/VOD/download/G977BXXU2ASJ5/299590/
And the above install the 2x Vodafone uk apps automatically which is fine as I am on Vodafone uk but in software Info is still says vod/vod/evr
What my issue is now is I don’t seem to get 5g on this phone even though I’m on a a 5g contract and has worked previously on a note10+ 5g handset.
Is this handset 5g modem locked to ee?
bigup7 said:
Hey all
Strange one here, i have a SM-G977B (S10 5G on EE UK), i have unlocked it and trying to flash BTU firmware on it via ODIN (download fw from sammobile)
It flashes ok and passes but when phone starts up its CSC is TEL! (Australia!!)
Click to expand...
Click to collapse
Did you enable OEM unlock in developer options before flashing?
I am waiting for delivery of an EE branded S10 5G tomorrow and planned to flash BTU firmware
dezborders said:
Did you enable OEM unlock in developer options before flashing?
I am waiting for delivery of an EE branded S10 5G tomorrow and planned to flash BTU firmware
Click to expand...
Click to collapse
Didn't think I needed to.
Gave up and went back to evr firmware.
Lmk how you get on please
bigup7 said:
Didn't think I needed to.
Gave up and went back to evr firmware.
Lmk how you get on please
Click to expand...
Click to collapse
OK, well I have always had to do that to change CSC via FW flash since the S9 range was released in 2018.
I am waiting for postman to deliver my S10 5G today so will try to flash BTU with OEM Unlock enabled, and let you know the outcome.
(If it doesn't work for me, i will do same as you and flash a network specific FW via Odin - H3G is my network provider).
bigup7 said:
Didn't think I needed to.
Gave up and went back to evr firmware.
Lmk how you get on please
Click to expand...
Click to collapse
Didn't work ended up with TEL CSC code so just flashed latest H3G
dezborders said:
Didn't work ended up with TEL CSC code so just flashed latest H3G
Click to expand...
Click to collapse
If you go to software information in settings, does it say h3g/h3g/evr?
bigup7 said:
If you go to software information in settings, does it say h3g/h3g/evr?
Click to expand...
Click to collapse
Yes exactly. My product code is also SM-G977BZAAEVR, so its always going to be an EE UK handset
Hello,
I have the same phone (SM-G977B), I exchanged it with someone in Shanghai (without a box, stupid me)
It was rooted with some CHC firmware (which did not let me download any Google play services), I tried to root the phone (my first time) and ended up re-locking the bootloader.
Later on, while trying different things, I ended up deleting the firmware from TWRP (as I formatted the data, cache folders/directories) as it was not booting up (bootloop on Samsung logo).
Long story short (and rather sad and stupid):
I have a brick phone which has no SD card slot, No OS installed, I do not know the original CSC (except that it was bought in some country in Europe), other firmwares does not flash with Odin (gives me Repartition error failed error), I am unable to mount the device (thought I could transfer the firmware using MTP), I can not change TWRP (downgrade or upgrade) as disk won't mount (for some reasons). I have formatted the disk, changes its format to ext4, ext2 etc.
Any ideas?

Question S21 Ultra no Android 12 Update

Hi guys,
I know this was asked, but my case in kinda different.
I have UK version of the phone, BTU and CSC seems to be correct, as others that complained about updates not being pushed had CSC EUX.
Though phone is from UK, it was purchased in Malta as local network operator, not locked or branded to their network, as there is no FW for Malta, they simply get UK unlocked phones.
Any idea how to get updates?
Shall I flash latest FW with odin? Thanks...
najericam said:
Hi guys,
I know this was asked, but my case in kinda different.
I have UK version of the phone, BTU and CSC seems to be correct, as others that complained about updates not being pushed had CSC EUX.
Though phone is from UK, it was purchased in Malta as local network operator, not locked or branded to their network, as there is no FW for Malta, they simply get UK unlocked phones.
Any idea how to get updates?
Shall I flash latest FW with odin? Thanks...
Click to expand...
Click to collapse
Yes you need to flash it with Odin because EUX is a dead circuit.
Thanks. Will do it definitely.
But strange enough is that it's showing BTU not EUX, at least on screenshot.
How stupid is this thing that they kill your phone for updates... :/
najericam said:
Thanks. Will do it definitely.
But strange enough is that it's showing BTU not EUX, at least on screenshot.
How stupid is this thing that they kill your phone for updates... :/
Click to expand...
Click to collapse
I had that issue when i started my phone first time when u purchased it, i use no SIM and that caused the phone to capture EUX CSC instead of NEE (which is the SW for Nordic countries) .. I had to return the phone and i bought another one.

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