Galaxy S8+ in bootloop without recovery and frp locked - Samsung Galaxy S8 Questions and Answers

Hi guys!
I've read tons of threads and guides on Google but nothing helped me to bring to life my Samsung Galaxy S8 Plus. After hours and hours of test and probes I surrender!
Basically I was using normally my phone and suddenly has power off and showing the Samsung Galaxy Logo continuously. I've force reboot it with vol down+pwr button and after some minutes restart normally again. After 5min again the boot loop and stuck there. Tried again to power it off but didn't work so I thought was the battery (because is 3yrs old with heavy use and months ago I had the screen flickering and a battery drain to zero). I opened the phone, unplug the battery and the power button (because I thought was the power button stucked as on my father phone). So after mounted all the stuff in their place I tried to boot it and suddenly start to work again! I've backup all my things rapidly but again power off by himself and this is the last time I see it working.
So I tried to empty the cache entering in the recovery but it was useless so the only way seems flashing the original FW with Odin. Downloaded the right one with Frija, upload the rights files in Odin (Home_csc because I don't want to lose my internal memory stuff) and the phone automatically reboots, pass the Samsung logo and go in Upgrading mode with the blue android screen and a % increasing. After that by himself power off and nothing happen.
I read some stuff about my possibilities to recover it without losing data but a lot of tutorial talk about entering in recovery but I cannot do it! Simply does not go in recovery with vol_up+bixby+pwr_button even after force shutdown it with vol_down+pwr_button or reattach the battery. The only thing I'm allowed to do is put it in Download Mode to be recognized by Odin.
I've tried to launch ADB devices but it is not visible in Download Mode.
I've tried to flash another firmware for the same model (theoretically my one is unbranded italian) but I tried with WIND one because in download mode there is a text "Carried_ID:WIND" but this FW Odin fail to upload it.
I've tried to flash the TWRP with Odin but fails on the phone with error "Custom binary(recovery) blocked by FRP Lock". I've searched how to unlock it but without have access to recovery or phone settings seems impossible. And this phone has also OEM Lock.
I've tried again to flash the FW but the only difference than before was the blue android robot with stucked text "Installing system update", "Erasing" , "yellow advice notice" and finally a green screen with "An error has occurred while updating the device software.Use the Emergency recovery function in the Smart Switch PC Software". And yes, I already tried with Smart Switch but the program does not detect the phone.
I've also tried to flash the original recovery but nothing change.
Seems that my devices is bricked or a kind of boot loop.
In my situation there is something that I can do to recover the internal memory data? I don't tried to flash the FW with CSC file because I don't want to erase all the data.
My Galaxy was original since the purchasing, no root or flashed a FW, only OTA updates.
I've attached a photo with the stuff that appear in Download mode.

Related

Samsung Galaxy S5 Stuck at Samsung Logo

Hi guys first i want you to know that my english is bad...
My phone is G900K - SpaceX Rom 5.0
I am using SpaceX Rom 5.0 for weeks and it is buggy, i experience random boot,app crash,fast battery drain and freezes.
Yesterday i reboot my phone and after "Android is Starting" i got message that System Crash or System UI i am not sure what it is but it has System word in error report. Then my phone didn't start so i remove the battery and put it again. After pressing on the Power on Button my S5 starts and i notice the Blue Light in Upper Left didn't Light Up and my phone didn't boot to 2nd Samsung Logo. When i press Power On Button my S5 will turn on and 1st Samsung Logo will appear then It will Turn Off then Vibrates then goes back to 1st Samsung Logo it keeps repeating. Also i try Recovery Mode but i can't enter to it my phone will repeat the same process as i Turn On my phone. I can go to Download Mode, And i flash Stock Rom and after flashing Stock Rom there's a blue text in upper left Recovery Booting... but its not booting into recovery, It will just turn off again then vibrates then goes to 1st Samsung Logo.
If anyone experiencing the situation right now you can comment​
Same issue here. My phone is stuck at RECOVERY BOOTING. Is there anyone who can fix this issue? Thanks.
Boot to download mode (Vol down & Home & Power)
Flash stock ROM from sammobile .com with ODIN
Instructions under the download on their site
Go into download mode and do a firmware upgrade and initialisation through kies3. You will need your serial number and model number( on the white sticker behind the battery. in kies3 go tools> firmware upgrade and initialisation, then follow the on screen steps. I used this when I soft bricked my note 2 when I had it, I personally find it's the best way to restore a samsung device.
You should try first with kies3, it did help me to recover from custom ROM installation.
If it fails, flash stock with Odin3 from phone download mode is your last option.
I'm having the exact same issue! Been trying to flash the stockfirmware, but still stuck in recovery booting loop! Even trying to get into recovery mode has it looping. Kiess 3 says that my serial number is invalid, so matter which number I put in too. Hoping for some help!
*Detection* said:
Boot to download mode (Vol down & Home & Power)
Flash stock ROM from sammobile .com with ODIN
Instructions under the download on their site
Click to expand...
Click to collapse
This Doesn't Work !! Odin Shows PASS message. But the phone dosn't boot. Gonna try usng Kies
boomie0123 said:
I'm having the exact same issue! Been trying to flash the stockfirmware, but still stuck in recovery booting loop! Even trying to get into recovery mode has it looping. Kiess 3 says that my serial number is invalid, so matter which number I put in too. Hoping for some help!
Click to expand...
Click to collapse
Mine is the SM-G900W8 with Telus, so if we have the same model, I could probably give you my serial number cause I never had issues with mine. I know I have read places that sometime when people get stuck in recovery like that, they do a factory wipe and cache wipe in the stock recovery to get it to boot.
This same thing is happening with my s5 Verizon.. Need help to fix this i've tried flashing via odin, factory reseting..nothing worked
Can anybody help me please....thanks

Help please.FRP blocks custom binary loading and booting, cant access recovery mode.

What happened was that, i dropped my phone, i gess the battery came off somehow and it switched off. When i turned it on again it did not boot and on the top of screen it wrote: Custom binary blocked by FRP.
And under that a litte red text SECURE FAIL: KERNEL.
Does anyone have any idead how i could just flash my phone back to stock, data does not matter too much, so far since i cant go into recovery mode, when i hold home power and vol down it just restarts to the screen i previously describe.
Is my phone completely bricked?
Just go to sammobile and download your stock firmware, access download mode and flash that stock image you just downloaded, what you got is a soft brick it is easy to fix just by following the process i just described

S7 EDGE bricked or hardware failure?

My S7 edge had been acting weirdly for a few weeks, things like random restarts once a few days so I didn't pay much attention and over excessively heating up to 50/55 degrees (I usually checked the temperature through CPU_Z), and just a few hours ago I ran into problems like the phone restarting on its own, never getting past the samsung logo on boot, so I did the normal thing everyone else would do and just factory reset the device through recovery mode, a point to add here the device took an absolute age to load into recovery mode, this wasn't a case of bad key combination or anything like that, the device would load this the dmverity tree hash verification thing and sit there for a good 2-3 mins which is unusual, same thing happens with factory reset takes an absolute age and comes back with the following text-:
"E: format_volume: make ext4 failed on /dev/block/platform/155a0000.ufs/by-name/USERDATA with 1(I/O error)
-- Set Factory Reset done...
Data wipe failed."
booting up the device in this state would show up with an error "Device storage corrupt" with a " reset device" button in the bottom of the screen which didn't respond to any touches which was weird as well because holding the power button and then selecting the power off option worked with no issues so it wasn't an issue with the touchscreen.
searching for a solution on google led me to flash a official firmware that I downloaded from updato, just a heads up my device has never been tampered with or had any kind of software modifications this includes flashing any roms or even official firmwares before, so I download the firmware and flashed it as usual this is the firmware that I flashed through odin 3.12.3 firmware version was G935FOJV1DQAV also my device model is SM-G935FD while the firmware I flashed was for SM-G935F but this shouldn't be an issue because when I usually got updates over the air on the device they would be for SM-G935F so if there were any issues with this they should have popped up a long time ago, so everything went smoothly and the phone booted up again as usual, did the initial setup and adding accounts, recovery everything, hooked up the charger and left the phone to download all the necessary stuff through samsung and google cloud recovery, comeback after a few minutes to find that the device just wouldn't respond to the power button or the home button to wake the device up but the led on the phone was flashing in blue color which means I did receive some notifications, so I hard reset the phone by holding down power+volume down key, same issues pop up like before the firmware I flashed getting stuck on the boot samsung logo, went back to recovery to do another factory reset again it keeps freezing on the dm-verity tree hash thing, but this time the factory reset happens properly with no errors, but the device doesn't boot up at all, gets stuck on the samsung logo and the led on top starts flashing in several different colors, just like when you boot up a brand new S7 edge.
As a last ditch effort I try initializing the device through smart switch, everything goes normally but when the flashing process starts it gets stuck on 7% indefinitely, tried everything else but to no avail, tried flashing through odin again but it gets stuck on the same point as smart switch, tried installing the firmware in parts through odin again gets stuck on the same point when flashing AP but other parts get installed without any problems, download mode boots up fine, recovery mode now boots up very slowly with a dm-verity error "E:failed to mount / system (invalid argument).
I have 1 month warranty left on my S7 edge from where I purchased it, I want to send it back for a refund or a replacement but the only thing thats kind of worrying me is that in download mode the knox switch hasn't been tripped still shows 0 (0*000), but shows system status as custom, will this effect my warranty claim if they check my device?
TreekoX said:
My S7 edge had been acting weirdly for a few weeks, things like random restarts once a few days so I didn't pay much attention and over excessively heating up to 50/55 degrees (I usually checked the temperature through CPU_Z), and just a few hours ago I ran into problems like the phone restarting on its own, never getting past the samsung logo on boot, so I did the normal thing everyone else would do and just factory reset the device through recovery mode, a point to add here the device took an absolute age to load into recovery mode, this wasn't a case of bad key combination or anything like that, the device would load this the dmverity tree hash verification thing and sit there for a good 2-3 mins which is unusual, same thing happens with factory reset takes an absolute age and comes back with the following text-:
"E: format_volume: make ext4 failed on /dev/block/platform/155a0000.ufs/by-name/USERDATA with 1(I/O error)
-- Set Factory Reset done...
Data wipe failed."
booting up the device in this state would show up with an error "Device storage corrupt" with a " reset device" button in the bottom of the screen which didn't respond to any touches which was weird as well because holding the power button and then selecting the power off option worked with no issues so it wasn't an issue with the touchscreen.
searching for a solution on google led me to flash a official firmware that I downloaded from updato, just a heads up my device has never been tampered with or had any kind of software modifications this includes flashing any roms or even official firmwares before, so I download the firmware and flashed it as usual this is the firmware that I flashed through odin 3.12.3 firmware version was G935FOJV1DQAV also my device model is SM-G935FD while the firmware I flashed was for SM-G935F but this shouldn't be an issue because when I usually got updates over the air on the device they would be for SM-G935F so if there were any issues with this they should have popped up a long time ago, so everything went smoothly and the phone booted up again as usual, did the initial setup and adding accounts, recovery everything, hooked up the charger and left the phone to download all the necessary stuff through samsung and google cloud recovery, comeback after a few minutes to find that the device just wouldn't respond to the power button or the home button to wake the device up but the led on the phone was flashing in blue color which means I did receive some notifications, so I hard reset the phone by holding down power+volume down key, same issues pop up like before the firmware I flashed getting stuck on the boot samsung logo, went back to recovery to do another factory reset again it keeps freezing on the dm-verity tree hash thing, but this time the factory reset happens properly with no errors, but the device doesn't boot up at all, gets stuck on the samsung logo and the led on top starts flashing in several different colors, just like when you boot up a brand new S7 edge.
As a last ditch effort I try initializing the device through smart switch, everything goes normally but when the flashing process starts it gets stuck on 7% indefinitely, tried everything else but to no avail, tried flashing through odin again but it gets stuck on the same point as smart switch, tried installing the firmware in parts through odin again gets stuck on the same point when flashing AP but other parts get installed without any problems, download mode boots up fine, recovery mode now boots up very slowly with a dm-verity error "E:failed to mount / system (invalid argument).
I have 1 month warranty left on my S7 edge from where I purchased it, I want to send it back for a refund or a replacement but the only thing thats kind of worrying me is that in download mode the knox switch hasn't been tripped still shows 0 (0*000), but shows system status as custom, will this effect my warranty claim if they check my device?
Click to expand...
Click to collapse
Having the same issue. anyone help? did you manage to solve this issue?

Stuck in logo after flashing stock. Can't boot into recovery. PC doesn't recognize.

So, I rooted and tried flashing the stock ROM (from Sammobile, same country, same exact model [SM-G950F], I already had the stock ROM and had never flashed anything else to the phone other than root, June security update, my phone had July's) to see if I could fix a problem that couldn't be fixed with any other method I had tried.
Everything in Odin seemed to go well, I got the PASS green box at the end. But then the phone couldn't go pass the Samsung logo when booting up. I left it quite a few minutes, before trying to boot into recovery mode and wiping data. Only to realize that I couldn't boot into recovery mode. In fact, I can't even turn the phone off. No combination of hardware keys works other than power button + bixby + vol down, to get into download mode. But that's of no use, because when I plug my phone into my PC (with the same cable and port I used before to root and flash the firmware into it) it is not recognized by Odin or the PC.
It just has the Samsung logo flashing slowly over and over because I can't turn the device off. By the time the battery dies out I'll most likely have the logo burnt into the display.
I also haven't been able to find any help online. Everyone's suggestion is “boot into recovery and wipe data”, but I can't do that.
Is my phone gone for good?

SM-N910F Blackscreen after flash / Odin = Pass - looking for help

Hello community,
A good friend of mine asked me to support him with his "bricked" Note 4.
I tried now for a few hours (usually im experienced with stuff like that) without any success.
Downloadmode is accessable. Odin (3.09) says most of time 'pass'.
I flashed the following stock roms:
N910FXXU1DRI2_N910FOXA1DRI1_DBT_(Germany) [We are from germany] 1 File.
Odin tells me: pass, Phone reboots in recovery mode, installs a system update, processbar filled half, "earasing", reboot into recovery and display stuck on black after retry to install a system update.
I already tried to debrick - after reflash the PIT file, the Note4 stuck in the Note4 Splashscreen with a blue LED blinking but nothing more happens. [Debrick XDA Thread] (should it?)
I tried also the N910FXXU1ANK4_DBT_4Files Firmware but same behavior (black screen after system update - the phone must turned on since the power button doesnt react - I need to pull of the battery for reboot).
Any hint for me what Im doing wrong? This devices drives me crazy ...
Is the device hardware broken maybe? What do you guys think?
Thank you for reading
Best regards
/nepixl
Have you tried to install a custom recovery instead first?

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