My phone got stuck on bootlogo - Galaxy S6 Q&A, Help & Troubleshooting

I try to install Twrp through flashing app but after installing when i click on reboot my phone nt turn on it just showing samsung logo i try to go in recovery mood but it also not working.
How i can get my phone working back.
Please Dear Friends Help Me.

Somewone plz help me
Its live demo unit
Model: sm-g920x
Can anyone give me firmware link for this model.

Related

[Q] Samsung Galaxy Mini doesn't run HELP !!!!

Hi.
My friend tried to install rom for Samsung Galaxy Mini. At the middle of installation the phone turned off and the phone doesn't want to run at all.
What is the problem?
My brother tried to flash his own and the phone doesn't restarts anymore.
It only does a small and quick screen flash, repeatly.
I can set it to download mode, and ODIN software connects OK, but reflahsing does not resolve the problem.
Help needed also.
PS: Sorry for my english.
I am going to check this thread http://forum.xda-developers.com/showthread.php?t=1107331 tons of information!
Maybe reflashing with other recoveries solve something.
Its a half-brick
pls go on download mod. and reinstall new firmware,
AndroidHouse Team said:
pls go on download mod. and reinstall new firmware,
Click to expand...
Click to collapse
I can't go to Download Mode. The device doesn't run at all.
You have successfully bricked your device then!
(You should better take it to service)

[Resolved] samaung grand duos i9802 dead

hi
can anyone help me to fix my device. it's dead.
I did update it after that it did not boot anymore ..
I tried to boot to recovery mode but also it did not .. it gave black screen.
I also tried to boot to download mode but alst it did not also the same it gave black screen.
please help .. what can I do
please help ... :crying:

Please Help

My Galaxy S5 does not turn on samsung logo or recovery mode. Only download mode works. I already flashed another recoveries but still the same problem. Some solution please !
I would pay money if someone helps me with this.
vishnuthalikulam said:
My Galaxy S5 does not turn on samsung logo or recovery mode. Only download mode works. I already flashed another recoveries but still the same problem. Some solution please !
I would pay money if someone helps me with this.
Click to expand...
Click to collapse
Download Repair Firmware and flash it via odin.

Samsung Galaxy S6 Live Demo converting to G920F problem please help :'(

Hi....
It's about my Samsung Galaxy S6 live demo which i bought some 6 months ago. It was working fine as a G920F. I could make calls, use whatsapp everything.In short, it was a full featured galaxy s6. At that time time i was noob. I didn't know anything about rooting-flashing. I thought retailer has sold me just a rooted phone that's why my software is not updating. I went for custom upgrade, started with super user full unroot, nothing happened. I rebooted and at once device started boot loop and was stuck. I tried everything but nothing helped. I saw a forum
" https://forum.xda-developers.com/ga...er-thread-guides-firmwares-t3267738?nocache=1 "
It helped me in knowing it was a demo unit and guided to flash it to stock and then to g920 F but after doing everything whatever it said disabling retail mode updating software in stock demo firmware, I can't flash G920F rom. Whenever I flash via odin it passes but stucks on Samsung live demo screen and on opening recovery mode says "Dm-verity verification failed.. check drk first " and else there is nothing...I am stuck on logo screen :crying:
My s6 was on Android 5.0.2
Firmware was G920FXWU2B0G8
Please help! I am crying :'( I bought it expensive... :"( ... Please help....
ayazbugti21 said:
Hi....
It's about my Samsung Galaxy S6 live demo which i bought some 6 months ago. It was working fine as a G920F. I could make calls, use whatsapp everything.In short, it was a full featured galaxy s6. At that time time i was noob. I didn't know anything about rooting-flashing. I thought retailer has sold me just a rooted phone that's why my software is not updating. I went for custom upgrade, started with super user full unroot, nothing happened. I rebooted and at once device started boot loop and was stuck. I tried everything but nothing helped. I saw a forum
" https://forum.xda-developers.com/ga...er-thread-guides-firmwares-t3267738?nocache=1 "
It helped me in knowing it was a demo unit and guided to flash it to stock and then to g920 F but after doing everything whatever it said disabling retail mode updating software in stock demo firmware, I can't flash G920F rom. Whenever I flash via odin it passes but stucks on Samsung live demo screen and on opening recovery mode says "Dm-verity verification failed.. check drk first " and else there is nothing...I am stuck on logo screen :crying:
My s6 was on Android 5.0.2
Firmware was G920FXWU2B0G8
Please help! I am crying :'( I bought it expensive... :"( ... Please help....
Click to expand...
Click to collapse
DM verity verification failure happens when your bootloader detects that there have been modifications made to the device that it deems to be unsafe.
Your 2 options are:
1) find the correct original firmware to flash via Odin and hope it works.
Or
2) let Samsung repair or replace the device.
Sent from my SM-S903VL using Tapatalk
Droidriven said:
DM verity verification failure happens when your bootloader detects that there have been modifications made to the device that it deems to be unsafe.
Your 2 options are:
1) find the correct original firmware to flash via Odin and hope it works.
Or
2) let Samsung repair or replace the device.
Sent from my SM-S903VL using Tapatalk
Click to expand...
Click to collapse
What could be the correct original firmware for a demo version?
Also the boot screen even after flashing shows same galaxy logo witha live demo unt written on it...
Is there a way to bypass dm-verity verification? Somehow block the bootloader from detecting modification?
Please help... :"(
ayazbugti21 said:
What could be the correct original firmware for a demo version?
Also the boot screen even after flashing shows same galaxy logo witha live demo unt written on it...
Is there a way to bypass dm-verity verification? Somehow block the bootloader from detecting modification?
Please help... :"(
Click to expand...
Click to collapse
No, there's no way to trick the bootloader.
Try this thread
https://forum.xda-developers.com/galaxy-s6/general/g920x-master-thread-guides-firmwares-t3267738
Sent from my SM-S903VL using Tapatalk

Flashed Wrong Twrp recovery And Got Stuck in bootloop. Download mode not working. ( Samsung J7 NXT )

Hello guys please help me out.
Device : Samsung j7 NXT
I flashed wrong Twrp recovery through app. ( My phone was rooted )
Now I am stuck in Bootloop. And I can't boot my device into recovery mode.
I can go in Download mode.
but when it boot in download mode, my volume up and volume down button doesn't work
I haven't jig which directly boot mobile in Download mode.
So I searched online about it but i didn't found anything.
i did found Samsung 300k tool but it doesn't work ( It doesn't Detect my Device )
So Anyone Who Is Technician Please Help Me out.
I think the only way to solve this is to visit SSC And Pay For It
Is my phone repairable ?
My recommendation: Take phone to authorized service center and let them try to fix it.

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