Softbrick, only black screen - Samsung Galaxy S10 Questions & Answers

Hello,
I've (soft) brick my S10+(TWRP flash and reboot by mistake)
I only see black screen, when I try to boot in download or recovery mode
So I can't see, in which state the phone is
If I plug in in charger, I don't see the charging icon, so I think, the phone isn't really off
What I try:
vol- + bixby + plug usb into notebook: noting happens
press power: nothing
vol - and power; I get the warnscreens, after that, the screen is black again. If I tap on the bottom or middle of the screen, it vibrates
vol+ +power: nothing
So. I hope it is only soft bricked an somebody can help
Thanks
Midyr

Midyr said:
Hello,
I've (soft) brick my S10+(TWRP flash and reboot by mistake)
I only see black screen, when I try to boot in download or recovery mode
So I can't see, in which state the phone is
If I plug in in charger, I don't see the charging icon, so I think, the phone isn't really off
What I try:
vol- + bixby + plug usb into notebook: noting happens
press power: nothing
vol - and power; I get the warnscreens, after that, the screen is black again. If I tap on the bottom or middle of the screen, it vibrates
vol+ +power: nothing
So. I hope it is only soft bricked an somebody can help
Thanks
Midyr
Click to expand...
Click to collapse
Is there a button combi for force shut off(not reboot)?

there is. I believe it's vol - plus power button for 7 seconds.
Try doing that then holding just the vol - and plus the usb cable. Can't remember is fastboot is supposed to show anything.
Samsung phones are a nightmare for tinkerers.

Same I have a s10+ and I used Hijacker tool to soft brick because it got stuck on update mode, apparently it didn’t update fully. then used Odin to install new update. Connect your phone to pc and press power and vol down after the vibration quickly press vol up+ power+ bixby. Then you can factory reset. but idk why mine still doesn’t turn on even after factory and cache reset

SBlue2999 said:
Same I have a s10+ and I used Hijacker tool to soft brick because it got stuck on update mode, apparently it didn’t update fully. then used Odin to install new update. Connect your phone to pc and press power and vol down after the vibration quickly press vol up+ power+ bixby. Then you can factory reset. but idk why mine still doesn’t turn on even after factory and cache reset
Click to expand...
Click to collapse
Turned out I just had to charge the phone lmao
Connect the phone to laptop and do as I said then charge the phone it’ll work lol

Related

Wont go into recovery or download mode? Password swipe forgotten

Hi there i have a HTC One Mini 2 and i have forgotten the swipe password (as in the pattern).
So i turn phone off and hold power and vol down continuously and all it does is boot up (really fast).
I tried power and vol up for download mode and that doesnt work either.
So downloaded ADB, running that through command prompt (admin) and it says that my device is unauthorised.
So.....i am assuming that the usb debugging is disabled on the device. As far as i know its not been rooted.
The volume up and down work fine so its not them that dont work.
So my question is, is there any way to completely wipe the device? If so can it be rooted and it work that way?
For the record, when i connect the phone to Laptop it shows up, i have downloaded the google usb drivers, also the latest htc drivers. I turned off Anti virus and Firewall too.
Thanks in advance.
Try this: When android is up and running, press and hold VOL UP + POWER untill you see message about phone rebooting in xx seconds. Just as the screen goes black, let go of both buttons and immediately hold POWER + VOL DOWN. It should reboot into Bootloader without any delay or vibration.
asestar said:
Try this: When android is up and running, press and hold VOL UP + POWER untill you see message about phone rebooting in xx seconds. Just as the screen goes black, let go of both buttons and immediately hold POWER + VOL DOWN. It should reboot into Bootloader without any delay or vibration.
Click to expand...
Click to collapse
Thanks mate ill give that a try and get back to you later :good:
asestar said:
Try this: When android is up and running, press and hold VOL UP + POWER untill you see message about phone rebooting in xx seconds. Just as the screen goes black, let go of both buttons and immediately hold POWER + VOL DOWN. It should reboot into Bootloader without any delay or vibration.
Click to expand...
Click to collapse
LIFE SAVER. Worked perfect thanks
Glad I helped!

Possible brick after updating twrp

Dear all,
I was on beyond 5.3 with twrp 3.3.1.7 and I wanted to update everything. Magisk, root etc was working fine.
I downloaded the patched twrp file from the beyond telegram chat and flashed it as image into the recovery partition.
The installation was finished in 2 seconds, but stupid me chose to power off instead of rebooting the recovery.
So I tried to enter recovery using the button combo but nothing happened and I was stuck with the samsung logo.
The current status is that my phone only shows the samsung logo.
Holding the power button for a minute doesn't do anything.
Pressing the button combo for recovery mode doesn't do anything.
Pressing the button combo for dl mode makes the phone reboot. It vibrates for a sec, then the samsung logo shows again.
If I keep pressing all 3 buttons the phone keeps on rebooting and vibrating each time, but dl mode never appears. If I let go of the power button the logo stays and again, nothing happens.
So basically I can't enter dl mode nor reboot.
Should I let it run dry and try again or just throw out of the window immediately? :crying:
I let the battery drain over night. Phone was finally off.
So when I plug it in, the Samsung Logo appears and doesn't change. It just stays like that forever until the battery drains.
Pressing the power button doesn't do anything, no matter how long. It doesn't reboot nor does the logo disappear.
Pressing vol+, bixby and power again does nothing.
Vol-, bixby and power makes the phone reboot. The screen turns black, the phone vibrates shortly, the logo reappears. If I keep pressing the buttons the phone reboots again, and again, and again, mever reaching download mode.
If I let go of the power button and keep pressing vol- and bixby the phone stays black and won't even show the logo. Nothing happens. If I let go of either of the two buttons the logo appears again.
It won't boot, won't go into recovery or go into dl mode.
I'm doing all this while it's plugged into the usb port of my pc, and it doesn't get recognized. Samsung 300k tool doesn't recognize it either.
Now I know the meaning of "bricked" lmao.
Does anyone know how to possibly fix this?
Pressing only the power button for a minute literally does nothing. Like hell, how is that even possible?
You can try this to go to download mode:
Vol down + bixby + usb cable connect to PC
It's advisable to charge battery first before flashing firmware.
XTrail02 said:
You can try this to go to download mode:
Vol down + bixby + usb cable connect to PC
It's advisable to charge battery first before flashing firmware.
Click to expand...
Click to collapse
I tried that for like a thousand times already but now it chose to magically work somehow.
I think I peed myself a little when that ugly turquoise screen appeared and I screamed from sheer happyness.
THANK you!!!
The problem that doesn't stop giving lmao.
Got into DL mode, got odin to start, but after like 10 seconds my phone dies and odin fails.
Now I cant get into DL mode, but rather only the "an error occurred while updating the device software. use the emergency recovery function in the smart switch pc software."
Could it be the battery that simply dies?
hoeni said:
The problem that doesn't stop giving lmao.
Got into DL mode, got odin to start, but after like 10 seconds my phone dies and odin fails.
Now I cant get into DL mode, but rather only the "an error occurred while updating the device software. use the emergency recovery function in the smart switch pc software."
Could it be the battery that simply dies?
Click to expand...
Click to collapse
Yes most probably a discharged battery. Hopefully you can go to DL mode again after charging your phone.
hello,
I've and S10e and because an important app to me I need to go back to android 9 where it works.
I've read a lot info about downgrade, but no one says ROOT/UNBRICK.
Can someone inform if there is a way of downgrade without ROOT (maintaining the warranty).
thanks in advance
P.S.: Maybe too naive question, sorry for that

Question Won't acces recovery mode with keys/buttons

I am trying to get into recovery mode but my phone just doesn't seem to care at all. I tried all possible combinations and timings, it's just booting normal. Is this some security thing? How can I get into recovery mode?
Fully power off the phone
Once the phone is full shut off, wait 15 seconds
Hold down the volume up button first
Continue holding the volume button down and power the phone on, continue holding the key combination until the Samsung logo appears.
You should now be in recovery mode and can navigate using the volume keys up and down, power button to confirm.
You have got it plugged in to a PC via USB right? You can't do it now unless it is plugged in to a PC with USB
skrippi said:
I am trying to get into recovery mode but my phone just doesn't seem to care at all. I tried all possible combinations and timings, it's just booting normal. Is this some security thing? How can I get into recovery mode?
Click to expand...
Click to collapse
turn it of
press volume up and power button
insert usb cable from your laptop
keep holding those buttons
and you go to recovery
Thanks guys, the USB cable did the trick. But why is that? What an unusual way...
Just to be annoying!

Question S8 Ultra stuck in boot loop

My Samsung galaxy tab s8 ultra is stuck in a boot loop. I need to hard factory reset but it doesn't seem like power button + volume up the bootloader/download screen. Is there any other way to hard factory reset this?
Try plugging it into your computer and then holding down volume up and volume down at the same time. That can get it into download mode. You may need to try holding those buttons at different times. But try to do it right when the screen turns black at the next boot loop and then continue holding them down until it shows download mode.
If it doesn't work after a few tries, then try unplugging it from the computer and plugging it in again and repeat.
Mine was stuck in a Samsung Dex boot loop. I got out of it by pressing power + volume down, entering safe mode, and then doing the hard reset. Also if you are able to turn it off completely then hold both volume buttons while you plug it in you should get into Odin mode
ydktydk said:
Mine was stuck in a Samsung Dex boot loop. I got out of it by pressing power + volume down, entering safe mode, and then doing the hard reset. Also if you are able to turn it off completely then hold both volume buttons while you plug it in you should get into Odin mode
Click to expand...
Click to collapse
Yes! That's the exact loop I'm in. I tried both power + volume up and power + volume down and it would just keep booting up normally then load Dec and reboot.
Volume up and down plugged in worked. Thanks!
rappa619 said:
Try plugging it into your computer and then holding down volume up and volume down at the same time. That can get it into download mode. You may need to try holding those buttons at different times. But try to do it right when the screen turns black at the next boot loop and then continue holding them down until it shows download mode.
If it doesn't work after a few tries, then try unplugging it from the computer and plugging it in again and repeat.
Click to expand...
Click to collapse
I just wanted to thank you for this tip, as it also helped me restore my bootlooping Tab S8 this week. Really appreciate you sharing the clue!
Be well,
Lisa

Cannot reboot into recovery.

Whenever the device boots it gives me a security warning and press power button to continue message. Because of it I cannot reboot into recovery because even when I hold vol up and power the screen comes up and i need to let go of vol up for it to register at which point phone boots into system.
Well, the keys need to be pressed before the phone boots up and I think you also need to be connected to a PC, otherwise it won't work. If you're able to boot into system then adb reboot recovery should also do the trick
I usually do use the adb method. But I would like to use a method that is more reliable. My problem is that intermediate screen that appears before the samsing s20 fe screen that warns the bootloader is unlocked and device is unsafe and requires power button to be pressed by itself. It does not register when I have vol up pressed down. And when I release to press power and no matter how quickly i go back to pressing vol up + power the phone starts booting into system.
KHSH01 said:
I usually do use the adb method. But I would like to use a method that is more reliable. My problem is that intermediate screen that appears before the samsing s20 fe screen that warns the bootloader is unlocked and device is unsafe and requires power button to be pressed by itself. It does not register when I have vol up pressed down. And when I release to press power and no matter how quickly i go back to pressing vol up + power the phone starts booting into system.
Click to expand...
Click to collapse
The phone decides its boot method as soon as the screen turns on, that's why I said you need to have the buttons pressed and connected to the PC way before it even turns on.
Once it turns on and you get to that warning screen you can let go and just press the power button to continue and you don't even have to hold the buttons anymore.
Just do what I tell you and you'll be good
I think holding the buttons after pressing the power button to continue will make it boot to system I think, but I'm not sure lol
Can you get to fastboot? Is this an A/B device?
You can write to the misc partition to tell it to go to recovery.
ShaDisNX255 said:
The phone decides its boot method as soon as the screen turns on, that's why I said you need to have the buttons pressed and connected to the PC way before it even turns on.
Once it turns on and you get to that warning screen you can let go and just press the power button to continue and you don't even have to hold the buttons anymore.
Just do what I tell you and you'll be good
I think holding the buttons after pressing the power button to continue will make it boot to system I think, but I'm not sure lol
Click to expand...
Click to collapse
Ah. I will try that once I start modding the phone again.
KHSH01 said:
Whenever the device boots it gives me a security warning and press power button to continue message. Because of it I cannot reboot into recovery because even when I hold vol up and power the screen comes up and i need to let go of vol up for it to register at which point phone boots into system.
Click to expand...
Click to collapse
Well i had the same problem, here is how i solved.
First, you need to have a USB-C cable connected to a PC, if not you can do everything right but it wont go to recovery (and i think not even on Download Mode).
Second, shutdown the phone, don't just reset.
Third, Volume up and Power (keep it holding
Once the security screen come, take off the power button and with the Volume up, quickly take off and press again.
It should go to recovery.
Side note:
hey @ShaDisNX255 , nice to see you here.

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