Help rescuing a S7 in boot loop and no access to recovery - Samsung Galaxy S7 Questions and Answers

Hello guys
First of all, thanks to everyone who shares their knowledge and experiences here on XDA. I've been learning stuff here for years, and every time I made a mistake, I could find a solution, but I'm afraid this time the noob here has made too many mistakes.
My S7 G930F DBT stock is in a boot loop, with the "no command" screen, and the only thing I'm able to do is access download*mode. I would like your help to figure out if there's still something I can do on my own.
So, what happened was that I followed this tutorial about a year ago and converted*my S7 to dual sim. I encountered some issues, one of them being that I wasn't able to keep TWRP installed (the system removed it after the first boot), but in the end I was able to make the phone work again, dual sim. This week, I was having some issues with short battery life and wanted to boot into recovery to wipe cache. I tried that and the boot loop started, and when I tried to access recovery it said that there*was no recovery (I can't recall the exact*message). Since then I tried some things*and realized later I made things worse:
- I tried to flash the stock rom via Odin, but did so with the latest firmware (S8), not with the one on the phone (S4).
- Tried to flash all except the BL file on Odin- I tried to flash TWRP, but it failed because of FRP lock.
- I tried to flash a combination rom, but since I had flashed S8, I couldn't*because the latest combination available is U5
- I'm not sure if it's relevant or not, but when following the dual sim conversion tutorial last year and editing the cert file, the serial number was 00000. I kept it that way because I didn't realize it's written on the back of the phone (duh).
Nothing worked, the phone is still in boot loop, I can't access recovery (not even the "no recovery*message" shows up anymore) and I can only put it in download mode. I thought about maybe removing FRP Lock with the z3x 29.5 I used for the dual sim tutorial, flash TWRP and follow all the steps again, to put the serial number in the cert file, but I'm not sure it would be possible, since I flashed a newer firmware.
So, what do you think? Have I messed up beyond repair this time?
Thanks in advance

drlemmy said:
Hello guys
First of all, thanks to everyone who shares their knowledge and experiences here on XDA. I've been learning stuff here for years, and every time I made a mistake, I could find a solution, but I'm afraid this time the noob here has made too many mistakes.
My S7 G930F DBT stock is in a boot loop, with the "no command" screen, and the only thing I'm able to do is access download*mode. I would like your help to figure out if there's still something I can do on my own.
So, what happened was that I followed this tutorial about a year ago and converted*my S7 to dual sim. I encountered some issues, one of them being that I wasn't able to keep TWRP installed (the system removed it after the first boot), but in the end I was able to make the phone work again, dual sim. This week, I was having some issues with short battery life and wanted to boot into recovery to wipe cache. I tried that and the boot loop started, and when I tried to access recovery it said that there*was no recovery (I can't recall the exact*message). Since then I tried some things*and realized later I made things worse:
- I tried to flash the stock rom via Odin, but did so with the latest firmware (S8), not with the one on the phone (S4).
- Tried to flash all except the BL file on Odin- I tried to flash TWRP, but it failed because of FRP lock.
- I tried to flash a combination rom, but since I had flashed S8, I couldn't*because the latest combination available is U5
- I'm not sure if it's relevant or not, but when following the dual sim conversion tutorial last year and editing the cert file, the serial number was 00000. I kept it that way because I didn't realize it's written on the back of the phone (duh).
Nothing worked, the phone is still in boot loop, I can't access recovery (not even the "no recovery*message" shows up anymore) and I can only put it in download mode. I thought about maybe removing FRP Lock with the z3x 29.5 I used for the dual sim tutorial, flash TWRP and follow all the steps again, to put the serial number in the cert file, but I'm not sure it would be possible, since I flashed a newer firmware.
So, what do you think? Have I messed up beyond repair this time?
Thanks in advance
Click to expand...
Click to collapse
Hello, so if you've flashed a newer bootloader than the one in the tutorial then yes it's game over for dual SIM as there isn't a newer version of that bootloader and there isn't going to be. The S7 is getting on abit now.
The best you can now hope for is to install the latest German firmware and have your phone working as a single SIM again.
To exit no command press volume up + power.
When you install TWRP stock recovery is removed. When you uninstall TWRP stock recovery is still missing until you flash stock firmware, that's why you have No command.

cooltt said:
Hello, so if you've flashed a newer bootloader than the one in the tutorial then yes it's game over for dual SIM as there isn't a newer version of that bootloader and there isn't going to be. The S7 is getting on abit now.
The best you can now hope for is to install the latest German firmware and have your phone working as a single SIM again.
To exit no command press volume up + power.
When you install TWRP stock recovery is removed. When you uninstall TWRP stock recovery is still missing until you flash stock firmware, that's why you have No command.
Click to expand...
Click to collapse
Thanks for replying!
I have no problem loosing dual sim, as long as I can get it back up. When I press volume up + power, nothing happens, it only turns off completely. I flashed the the latest firmware again (G930FXXS8ETC6 - CSC file, not HOME_CSC). But the result was the same, "no command" screen and no access to recovery, I tried volume up + power and volume up + home button + power, at the same time and alternating.

I was able to get to were the recovery was supposed to be and this is the error it's showing:
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
I flashed the phone in Odin once again, this time with "nand erase" and "repartition" checked, and the pit file in the third tab. But it didn't work, afterwards the "no command" screen poped up and the same error showed up when trying to access recovery. Tried to flash TWRP again and got the FRP lock message. Nothing changed, basically.
I thought about finding a way to bypass FRP and install TWRP, but there's some shady stuff online on how to do it. The Z3x tool used in the dual sim tutorial has an option for that, but it shows "card error" when I try it and nothing happens.
So, I'm kinda lost here, any suggestion on the next steps would be much appreciated.

I tried to find a way to bypass FRP, tried many tools, like Z3X and Miracle, but it didn't work. The best I could get out of two of these softwares was a "Custom Binary(Userdata) Blocked by FRP Lock" line in download mode when the procedure was finished, not even a reboot. When I manually reboot the phone after getting this message, it shows something different, "An error has occurred while updating" blue screen saying to use SmartSwitch, but that obviously doesn't work either.

drlemmy said:
I tried to find a way to bypass FRP, tried many tools, like Z3X and Miracle, but it didn't work. The best I could get out of two of these softwares was a "Custom Binary(Userdata) Blocked by FRP Lock" line in download mode when the procedure was finished, not even a reboot. When I manually reboot the phone after getting this message, it shows something different, "An error has occurred while updating" blue screen saying to use SmartSwitch, but that obviously doesn't work either.
Click to expand...
Click to collapse
It's unlikely you'll be able to bypass FRP lock with any tool as most don't work anymore.
You just need to flash the latest firmware for your region with Odin. Boot into download mode to do this, can you still access download mode?
After a successful flash the FRP lock will still ask for the Google account and password used with the phone. Follow the steps and your phone should start normally.
It does not matter what modifications you have done prior, the default recovery is always flash latest firmware with Odin.
In future REMOVE Google account from phone BEFORE modification.

cooltt said:
It's unlikely you'll be able to bypass FRP lock with any tool as most don't work anymore.
You just need to flash the latest firmware for your region with Odin. Boot into download mode to do this, can you still access download mode?
After a successful flash the FRP lock will still ask for the Google account and password used with the phone. Follow the steps and your phone should start normally.
It does not matter what modifications you have done prior, the default recovery is always flash latest firmware with Odin.
In future REMOVE Google account from phone BEFORE modification.
Click to expand...
Click to collapse
It wasn't intentional, the phone was working fine and I was logged in my Google account, but the battery life was getting shorter. I just wanted to wipe cache to try and fix that. When I tried to boot to recovery, the boot loop started.
I think that happened because of the dual sim modification last year, I must have done something wrong and the phone lost the recovery mode or something. But the first thing I did was flashing the latest stock firmware, and after that I couldn't get into the system anymore. I probably should have flashed the same binary I had installed, at least it would give me the combination file option.
Download mode is the only thing working. The FRP lock bypass route was the best I could come up with, since it would allow to install TWRP, access to ADB, etc

drlemmy said:
It wasn't intentional, the phone was working fine and I was logged in my Google account, but the battery life was getting shorter. I just wanted to wipe cache to try and fix that. When I tried to boot to recovery, the boot loop started.
I think that happened because of the dual sim modification last year, I must have done something wrong and the phone lost the recovery mode or something. But the first thing I did was flashing the latest stock firmware, and after that I couldn't get into the system anymore. I probably should have flashed the same binary I had installed, at least it would give me the combination file option.
Download mode is the only thing working. The FRP lock bypass route was the best I could come up with, since it would allow to install TWRP, access to ADB, etc
Click to expand...
Click to collapse
I understand all that you've said the only solution is to install correct firmware with Odin via download mode then sign into Google account.

Related

Phone is bricked. Stuck in stock recovery despite flashing stock firmware.

I went ahead and exchanged my Note 5 under warranty. I got my new phone, flashed TWRP, flashed TEKHD, phone worked great until the battery died. I turned it back on and it was stuck on the Start Up screen with an error. I did not record the error code but it was on the top left hand corner in Red. Something about not being able to verify something. So I weant ahead and flashed stock rom and the unit keeps restarting into stock recovery. I've wiped data and cache and continues to be stuck. I flashed G1 firmware again and same thing. Any ideas what the problem might be? After restarting the phone in stock recovery, it reboots into recovery but with an error at the bottom in red. It reads:
Support APU: 3 <--------This is in white
dm-verity verification failed... <------This is in red
Need to check DRK first... <----------Also in red.
ANy ideas? Flashing back to stock, clearing data does not seem to help.
F9zSlavik said:
I went ahead and exchanged my Note 5 under warranty. I got my new phone, flashed TWRP, flashed TEKHD, phone worked great until the battery died. I turned it back on and it was stuck on the Start Up screen with an error. I did not record the error code but it was on the top left hand corner in Red. Something about not being able to verify something. So I weant ahead and flashed stock rom and the unit keeps restarting into stock recovery. I've wiped data and cache and continues to be stuck. I flashed G1 firmware again and same thing. Any ideas what the problem might be? After restarting the phone in stock recovery, it reboots into recovery but with an error at the bottom in red. It reads:
Support APU: 3 <--------This is in white
dm-verity verification failed... <------This is in red
Need to check DRK first... <----------Also in red.
ANy ideas? Flashing back to stock, clearing data does not seem to help.
Click to expand...
Click to collapse
First thing, You are flashing the correct firmware version correct? i had the dm verity issue with my wifes note 5. I fixed it by extracting the boot.img and system.img from the odin file and flashing system.img then boot.img and it booted. Supposedly if you do this and take an update or factory reset, you will have to perform these steps again. I just flashed twrp and rooted and she has been happily flashing away again without issue.
Yes, I believe it is the correct. I was running G1. It was working fine as I said it just suddenly stop working after the battery drained.
How do you flash the system and boot? Same way? Odin -> AP flash?
Does anyone have a solution for this? Can't use my Note 5 ;/ I tried doing as suggested but Odin will not see either the boot or img. Also, I can not flash TWRP. Which does not make sense as I was able to before. Something about FAP Lock.
Took a picture of it.
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
So I did some more google searching and was lead to this thread
http://forum.xda-developers.com/note5/help/how-to-solve-dm-verity-verification-t3293306
Says extract original firmware and delete cache and repackage it. Which I went ahead and deleted but when I try to repackage it, it gives me an error saying it is missing the cache.rfs. The tutorial uses a difference version of TAR.MD5 PACKAGER. The latest version I have has different options. It will not let me create a full rom unless the cache.rfs is there.
I am confuse and I need help.
These are the options I am presented with
https://scontent.fsan1-2.fna.fbcdn.net/t31.0-8/14444752_10209691582821769_8183071702963249499_o.jpg
and these are the options that are present in the tutorial.
They are different.
Sorry, I didn't get any notification for this thread. I actually took the boot img and system img and using 7zip added them to a new archive with the .tar extension and it worked. Thought it would be more difficult then that but it wasnt. Then I flashed them individually through Odin the same way you flash any Odin using the ap slot.
Sent from my SM-N920T using Tapatalk
---------- Post added at 08:39 PM ---------- Previous post was at 08:38 PM ----------
F9zSlavik said:
Does anyone have a solution for this? Can't use my Note 5 ;/ I tried doing as suggested but Odin will not see either the boot or img. Also, I can not flash TWRP. Which does not make sense as I was able to before. Something about FAP Lock.
Took a picture of it.
Click to expand...
Click to collapse
Also, fap lock happened to me also, flashing the Odin files like I stated previously worked to boot up stock, then go to settings make sure all unlocking options are checked and your good. Some reason it reset everything on her and we still don't know why or what.
Sent from my SM-N920T using Tapatalk
I downloaded 7zip, added the boot and system into a new archive file, removed the 7 zip extention and replaced it with .TAR. I started Odin, loaded it under AP, and it does nothing. It loads but either sits and does nothing or it crashes. Phone simply stays in download mode. I don't understand why this phone refuses to return back to stock!!!
Any other ideas? I tried the latest firmware with the latest Odin and still nothing.
This is @#$%*[email protected] BS!!! I received my replacement phone and I restored my TWRP back up I had made and the moment I restarted the phone I has the same bull**** error!!!! Boots into Recovery mode (stock) with the same god damm error! WTF!!!!
I went through the proper steps of installing twrp and then restored from a back up. I had to restart the phone and got an error code saying FRP blocked something, went into Recovery, and is now stuck on there again. How the hell am I getting the same error code on 2 different phones! I'm so pist!
I tried, like before, to restore G1 firmware, goes through everything fine in Odin, then it restarts, you see the little android in the back saying it is updating, then erasing, then abruptly restarts before it reaches 100 percent, restarts to the same android screen and errors out with the following message "no command", then boots into Recovery.
Does anyone have any idea wtf is going on and how to fix this god forsaken issue? I was really hoping to use this phone tonight. Otherwise I have to order another phone -_-
Were you trying to write something?
I made a video of me trying to install stock firmware and what happens as a result.
https://www.youtube.com/watch?v=QBYdsJWqFw8
I had never seen this case, I saw your video and in the same YouTube saw some videos explaining the solution with a program. check out these tutorials can be the solution or see where some expert if you are unsure ...
F9zSlavik said:
I downloaded 7zip, added the boot and system into a new archive file, removed the 7 zip extention and replaced it with .TAR. I started Odin, loaded it under AP, and it does nothing. It loads but either sits and does nothing or it crashes. Phone simply stays in download mode. I don't understand why this phone refuses to return back to stock!!!
Any other ideas? I tried the latest firmware with the latest Odin and still nothing.
Click to expand...
Click to collapse
So your not getting the red text with the error anymore? That lock happened to me but i also had the dm-verity and drk errors. I flashed the systme.img and boot.img like I stated ealrier, except you have to do them individually. First the system then the boot. Then it will let you in. That FAP lock is in settings and has to be turned off before flashing twrp.
I got my solution from the same thread except I followed post #18. Not sure if it would help you. Do you know what firmware it was on when you got it? If i'm not mistaken you may have to go backto the exact firmware you had before you tried twrp and all.
scrappy610 said:
So your not getting the red text with the error anymore? That lock happened to me but i also had the dm-verity and drk errors. I flashed the systme.img and boot.img like I stated ealrier, except you have to do them individually. First the system then the boot. Then it will let you in. That FAP lock is in settings and has to be turned off before flashing twrp.
I got my solution from the same thread except I followed post #18. Not sure if it would help you. Do you know what firmware it was on when you got it? If i'm not mistaken you may have to go backto the exact firmware you had before you tried twrp and all.
Click to expand...
Click to collapse
Hey thanks for responding back. I am still getting the red text error. I did as you mentioned, I did the system followed by the boot. Still the same error. I did the system and allowed it to boot. Same error. Went into download mode and loaded boot in AP. Same thing. So then I went and did System again, but did not allow to to boot, restarted phone and instantly went into Download Mode, loaded the Boot, restarted the phone, same error.
I don't understand this error.
At first I thought this happened because I did not enable ‘OEM Unlock’. So when I got my new phone, I made sure of turning that on. Then I installed TWRP with no problems. Restarted the phone and bam, red text error. The one thing I did not enable, was ‘USB debugging’. Could this have cause the red text error this time around?
I don't know what else to do
Its possible, but i doubt it seeing as how your going into download mode.
I never got the red text to go away. It was there every time i did a factory reset or ota upgrade. But i always got it to boot using the system and boot. So, you have fap turned off now? If so, you should be able to flash twrp. That was the only thing keeping me from flashing twrp. After i got it to boot, then turned on oem unlock, i rebooted to download mode, flashed twrp and then custom rom and kernel and never saw the text or had an issue with it again.
Sent from my SM-G935P using Tapatalk
scrappy610 said:
Its possible, but i doubt it seeing as how your going into download mode.
I never got the red text to go away. It was there every time i did a factory reset or ota upgrade. But i always got it to boot using the system and boot. So, you have fap turned off now? If so, you should be able to flash twrp. That was the only thing keeping me from flashing twrp. After i got it to boot, then turned on oem unlock, i rebooted to download mode, flashed twrp and then custom rom and kernel and never saw the text or had an issue with it again.
Sent from my SM-G935P using Tapatalk
Click to expand...
Click to collapse
I can't flash TWRP so I am assuming it is on. The way its turned off is via debug mode off and oem off right? But I was able to flash it before this problem happened. That is what confuses me
Yeah. If its on it should tell you when your in download mode. And if it is only way to get it off is flash bone stock.
Sent from my SM-G935P using Tapatalk
I've done stock flash. I don't know where I went wrong. I just got my 3rd replacement. I am going to try and install TWRP, nothing else. Debugging mode on and OEM Unlock on.
Have you tried going back to stock com and then reset from within the rom ? Worked for me once after I did an at from flash on my Sprint phone
Hav you tried full wipe? once you ODIN back to stock then you should be fine. if you are still having trouble you should do a full wipe and restart.

Install TWRP without rooting?

Hello there ,
I will soon acquire a Galaxy S7 after having spent 2 years on a Nexus 5X that I loved (despite its ridiculous 16Gb storage and weak battery). I used to install custom roms on it with TWRP but I never had the will to root it and go further.
Every tutorial I find online explaining how to install TWRP on the Galaxy S7 with Odin finish with the S7 being rooted. ... Is it compulsary? I mean, can't I just install a custom rom (i.e. SlimRoms or Lineage) without the smartphone being rooted, just with TWRP installed?
I just want to make sure before trying and failing like an idiot But if it works the same as on the nexus 5X, I just need TWRP to install a custom rom that doesn't need root access.
Thanks a lot, have a great day!
rifek4 said:
Yes ofcourse. Today I had issue with mount /data etc after full reflash stock via Odin, check HERE. And I didn't rooted device before flash TWRP. I just did like that:
1.Flash latest full stock with Nand Erase and RePartition option (and PIT file) and BL update.
2.Now you need force go to stock recovery menu, but after first reboot thats is automaticly so wait till just "erasing..." finish and thats it, then while second reboot you must force to stock recovery (just hold three buttons combo directly after you will see Samsung logo).
3.Format cache, then format data and power off phone (if you stuck on "no command" just press few times Vol+, Vol-, Home Button) and thats it... menu will shows up).
4.Force to download mode (three buttons combo but with Vol-).
5.Flash TWRP via Odin3.
6.Force go to TWRP directly while first reboot and format all partitions.
7.Thats it - enjoy all custom ROM's
And thats also way to solve issue with mounting /data (encryption issue).
Click to expand...
Click to collapse
uff, sorry no offense, but now I don't know if I would dare to install TWRP with these hints So, you mean one should do so when having hardware issues? Anyways, usually it would be that easy as the developer of TWRP describes it:
https://forum.xda-developers.com/galaxy-s7/development/recovery-official-twrp-herolte-t3333770
Note: "If you have a G935P, G935V, G935R, or G935A (aka the US Snapdragon models) your bootloader is locked. I will not be making TWRP for your device - it simply cannot happen. Sorry."
rifek4 said:
What model do you have? Any way check this:
https://forum.xda-developers.com/galaxy-s7/how-to/guide-onelatest-stock-fw-csc-root-t3702963
Click to expand...
Click to collapse
I got s7 Edge G935F and tried to install TWRP today, but it won't install. See: https://forum.xda-developers.com/s7-edge/help/twrp-wont-install-t3705334
Now, I went back to a previous firmware (PDA: G935FXXU1DQD7) and will do another try today.
rifek4 said:
Do all as is in my guide. Update phone to latest stock FW, then factory reset via stock recovery menu and dont turn on phone! Then to be sure flash CF-Auto-Root and latest TWRP. Everything is in my guide and must works...
Click to expand...
Click to collapse
Here is how it worked for me finally:
https://forum.xda-developers.com/s7...ia-twrp-cf-t3706439/post74547304#post74547304
What I have done before:
[x] Firstly, I still tried OTA-Software Updating[*] like before but now, I believe this might ending up to a critical fault
Buildnumber (latest build): NRD90M.G935FXXS1DQHM [Baseband: G935FXXU1DQD7]
[x] Check if OEM is unlocked (see Developer Options)
[x] Saving latest SuperSU[*****] zip file to external SDcard
[x] Wipe data/factory reset via stock recovery (press "power off" button to select respective entry!)
[x] Power off phone and start Download mode for flashing Auto-Root[***] through Odin3[**]
[x] Waiting more than 10 minutes :crying:
[x] Tried to flash back to an older firmware as I haven't download the lastest one to my PC, now I have a bootloop :crying:
[x] Flashed older firmware again by selecting "Nand Erase", "Re-Partition" and "Phone Bootloader Update" without choosing HOME_CSC file this time (thanks to your guide^^)
[x] Flashed latest firmware (see above-mentioned buildnumber) and did a factory reset (plus wipe cache partition). Started Android OS to review OEM unlocking option (>> wasn't necessary). Factory reset again. Flashed Auto-Root again. Waiting 9 Minutes. Flashed bootloader and recovery file provided by chainfire as it seems like it really does not work this way. Guess there is something wrong with chainfire's stuff. Maybe I need to disable autodetection option when generating Auto-Root file for my device. Waiting another 13 Minutes. Flashed the whole firmware again. Thank you chainfire for making me hopeless
[ ] Flashing latest TWRP[****]
[ ] Without leaving TWRP flash latest SuperSU[*****] to prevent boot loops
I gonna download latest android build tomorrow and do all the steps again. Frankly, I already gave up mentally but maybe I will change my mind. To make things clear: I read your guide and also noticed what you have written about "How to update your phone to lastest stock firmware with CSC of your country?" but still can't believe why all these things are that complicated. Why do you recommend to "Nand Erase", "Re-Partition" and "Phone Bootloader Update" to be enabled during firmware update? I thought a factory reset would be good enough. So far as I recall I've never done that like this before
*Sources and hints:
* alternative to sammobile platform: find out latest buildnumber and seek it at google: "buildnumber" + "name of country"
** Odin (v3.12.10) - see https://forum.xda-developers.com/showthread.php?t=2711451
*** Auto-Root - see https://desktop.firmware.mobi/
**** TWRP - see https://twrp.me/Devices/
***** SuperSu - see https://download.chainfire.eu/supersu"]https://download.chainfire.eu/supersu
(A) Hints for Beginners
How to enter Recovery Mode / Download mode after powering off your device:
RM = press and hold Power Key, Volume Up and Home >>>> Wait until the upcoming error message "no command" disappears!
DM = press and hold Power Key, Volume Down and Home
(B) Developer Options: How to unlock bootloader
1. Launch the Settings app from the app drawer or the notifications shade.
2. Swipe all the way down and tap on "About device" and "Software info".
3. Tap "Build number" till you see a prompt on the display stating "You are now a developer".
5. Now go back to the main Settings page, scroll down once more and tap to "Developer Options".
6. Enable "OEM unlocking" (=Allow the bootloader to be unlocked)
(C) Where should I enter Auto-Root files in Odin3?
AP-Section
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
(D) Another tips I've found out:
Starting Odin as administrator before you flash any file with it.
Banayat said:
What I have done so far:
[x] Firstly, I still tried OTA-Software Updating zip file to external SDcard
[x] Wipe data/factory reset via stock recovery (press "power off" button to select respective entry!)
[x] Power off phone and start Download mode for flashing Auto-Root through Odin3
[x] Waiting more than 10 minutes :crying:
[x] Tried to flash back to an older firmware as I haven't download the lastest one to my PC, now I have a bootloop :crying:
[x] Flashed older firmware again by selecting "Nand Erase", "Re-Partition" and "Phone Bootloader Update" without choosing HOME_CSC file this time (thanks to your guide^^)
[x] Flashed latest firmware (see above-mentioned buildnumber) and did a factory reset (plus wipe cache partition). Started Android OS to review OEM unlocking option (>> wasn't necessary). Factory reset again. Flashed Auto-Root again. Waiting...
[ ] Flashing latest TWRP
[ ] Without leaving TWRP flash latest SuperSU to prevent boot loops
I gonna download latest android build tomorrow and do all the steps again. Frankly, I already gave up mentally but maybe I will change my mind. To make things clear: I read your guide and also noticed what you have written about "How to update your phone to lastest stock firmware with CSC of your country?" but still can't believe why all these things are that complicated. Why do you recommend to "Nand Erase", "Re-Partition" and "Phone Bootloader Update" to be enabled during firmware update? I thought a factory reset would be good enough. So far as I recall I've never done that like this before
*Sources and hints:
* alternative to sammobile platform: find out latest buildnumber and seek it at google: "buildnumber" + "name of country"
** Odin (v3.12.10) - see https://forum.xda-developers.com/showthread.php?t=2711451
*** Auto-Root - see https://desktop.firmware.mobi/
**** TWRP - see https://twrp.me/Devices/
***** SuperSu - see https://download.chainfire.eu/supersu"]https://download.chainfire.eu/supersu
(A) Hints for Beginners
How to enter Recovery Mode / Download mode after powering off your device:
RM = press and hold Power Key, Volume Up and Home >>>> Wait until the upcoming error message "no command" disappears!
DM = press and hold Power Key, Volume Down and Home
(B) Developer Options: How to unlock bootloader
1. Launch the Settings app from the app drawer or the notifications shade.
2. Swipe all the way down and tap on "About device" and "Software info".
3. Tap "Build number" till you see a prompt on the display stating "You are now a developer".
5. Now go back to the main Settings page, scroll down once more and tap to "Developer Options".
6. Enable "OEM unlocking" (=Allow the bootloader to be unlocked)
(C) Where should I enter Auto-Root files in Odin3?
AP-Section
Click to expand...
Click to collapse
I can read G900F in the photo...
iOrpheus06 said:
I can read G900F in the photo...
Click to expand...
Click to collapse
this content is hidden on purpose because it has actually nothing to do with the important part of my activities. I've found this picture through google pictures. My phone is still G935F. As I don't do all this for my first time I certainly would never consider choosing a file which is not belonging to my device
By the way, I've updated my last post: It all did not work for me. Hoping someone could still help me
rifek4 said:
I told you, do all how is in my guide but you still showing me some another guides...
I recommended that all options to deep-clean-flash and anyway if we wanna change CSC we must do a repartition etc... That's nothing wrong.
Click to expand...
Click to collapse
Saying "Waiting more than 10 minutes" or having a boot loop is considered to be a guide? "What I have done so far:" is right above this "guide". Those mentioned tips are not meant to be a full guidance. It was meant to help others who have the same issues. I am really not the only one here who probably need help. That's why I gave some hints. Like I said: "To make things clear: I read your guide" even several times and I don't get what I was doing wrong! That's why I WAS here. I would NOT bother everyone or read guides over and over again, EVEN wasting my time by watching respective youtube videos, reading respective android articles or another "xda guide" showing me how to brick my phone step by step. Sorry, but this is not how it works for me - this time. And sorry again, please let me repeat myself: I don't understand what I was doing wrong, even with your guide. Plus like I said: "As I don't do all this for my first time" (not with this phone obviously) I really needed serious help! I wouldn't read your guides if I don't, right? I appreciated your patience and thank you for your help, but for now: "Frankly, I already gave up mentally but maybe I will change my mind". I am still curious to know what I was doing wrong but I need a break and will try to find someone else someday who really would love to help me by just telling me what I was doing wrong. Thank you for your attention! Have a good day! :good:
rifek4 said:
If you saying like that I cannot help you with anything and anybody other also won't. That's all. Good luck.
P.s. If you would like to do ONLY THAT WHAT IS IN MY GUIDE but exactly step by step you will solve your problem doesn't matter what problem is that and everything must works perfectly . But if you don't believe in it and you carry about broken you phone but another guides you using... then Really I cannot help if you know it better. Maybe better just stay on stock...
Click to expand...
Click to collapse
Oh, nevermind, one of the xda community helped me solving the problem^^ My phone is finally rooted.
PS: Like I said, I've read your guide. That means I've done everything what you were describing but it really did not work for me. The problem was I was using a wrong file. There was just a little difference between some files I've overlooked (I've mixed up s7 with s7 edge). It was just all about my lack of attention. You did probably nothing wrong with your guide but your guide really could NOT help me, I am sorry but still appreciate your effort. So, we were wasting our time by just repeating statements over and over again instead of just listening and asking. but I am still thankful for that haha. Good bye and have a great day!
Great to hear you are sorted. Would you care to share your solution on a new thread?
Thanks.
John
Jwsail said:
Great to hear you are sorted. Would you care to share your solution on a new thread?
Thanks.
John
Click to expand...
Click to collapse
You can find it here: https://forum.xda-developers.com/s7-edge/how-to/guide-how-to-root-supersu-via-twrp-cf-t3706439
Remember: Your phones needs to be equipped with an Exynos Chip!

G955FD Softbricked. OEM Unlock is Disabled.

Help Help Help :
Can I get some help? I bricked my phone because I was trying to install twrp. It flashed but I got TWRP cant install.Because. OEM locked.
It flashed. Great. But now IT STILL DOESNT BOOT. I'm stuck at NO COMMAND, it keeps restarting after 20-30 seconds of showing no command. and it's looping all over.*
i flashed stock firmware.It is flashed.Then reboot.Then install system update.Then Erasing.Then rebooting.Then NO COMMAND.Then reboot itselve recovery mode.Then i wiped factoory and cache.Then press rwboot to system.Then Samsung Galaxy S8 Plus.Then install system update.Erasing.No Command. etc. Keeps rebooting. its on NO command screen. It just restarts. Doesnt boot. I want to enable OEM Unlock. I installed combination binary. But not appear in Developer Mode.
i flash atock with Kies emergency.I flash different stock firmware from updato.com. But nothing happend.
I'm a little confused.
What state is your phone currently in, i.e. can you get into download mode, turn off... what?
JeffDC said:
I'm a little confused.
What state is your phone currently in, i.e. can you get into download mode, turn off... what?
Click to expand...
Click to collapse
KIES says that. (THR) Stock. i downloaded it and flashed with Odin. Then reboot. Then system install update. Then Erasing. Then reboot and No Command! 30 seconds keeps rebooting itself 30 seconds interval Random.
I did factory format, cache clear. then the same problem. i want to install twrp recovery with oden. It says Oem Lock. Not allowed. But i flashed Combinary file. I can get into system and i to developer mode but dosnt seem OEM UNLOCK that ll do enable it.
Ok mate, but if you press Vol- + Bixby + power for couple of seconds, can you access to download mode? If you can, I think you'll have to install the firmware all over again.
Try flashing using latest firmware from sammobile. Use Odin to flash all the files contained in firmware download. Make sure you get latest firmware for your carrier. Google how to flash using Odin. Hope this gets you in the right direction. Good luck finding what u need, do copious amounts of research before attempting any rooting of devices and if all steps aren't clear as day to you then do not attempt it unless you don't mind buying multiple expensive phones to tinker with.
Did OP find a fix to this problem?
I am experiencing a similar issue. Picked my phone up to find had randomly gone into a boot loop. Tried soft reset, cache wipe, factory reset - all successful but the phone would still reboot and be stuck on device model screen. Next I decided to flash the device with stock firmware. The flash passed in Odin, the phone then rebooted, loaded to device model screen, then a screen appeared saying "installing updates" which would make it to 25% then crash. After this the phone keeps booting, shows a screen with a dead android icon and says "no command" or "error". I have tried to flash the device using Oreo and Nougat firmware but have failed every time (although the flash did pass in Odin)
Any help would be greatly appreciated as I would rather not buy a new phone due to a random hardware fault which is out of my control.
southsideswaggar said:
Try flashing using latest firmware from sammobile. Use Odin to flash all the files contained in firmware download. Make sure you get latest firmware for your carrier. Google how to flash using Odin. Hope this gets you in the right direction. Good luck finding what u need, do copious amounts of research before attempting any rooting of devices and if all steps aren't clear as day to you then do not attempt it unless you don't mind buying multiple expensive phones to tinker with.
Click to expand...
Click to collapse
This is perfect if you have soft bricked your phone!
follow this video maybe it help you
https://forum.xda-developers.com/ga...g-aqg5-fix-t3636857/post73032395#post73032395
https://www.youtube.com/watch?v=VTi3uBkpJic&t=155s

Galaxy S6 0mb TWRP / no OS! Help wanted, i do not want an brick

I have Galaxy S6 and when i tried to install new ROM via usb-otg stick something strange happened and now my whole phone is unusable.
TWRP just says 0mb for internal storage and i cannot install anything since i cannot mount anything. I have looked pretty much all the "fixes" but nothing has helped so far :\ I have tried to format, wipe, change partition type, install, etc. And nothing has helped me so far. So if there are any ideas left please help :]
I think i still have root and when entering TWRP it does not ask password since i have done dm-verify long time ago.
Here is video showing some of the things: https://youtu.be/wXVVRBmRROU
go to download mode and flash stock firmware with ODIN. than flash twrp, enter recovery (twrp) before system. and boot to stock.
than try again.
HowJesNo said:
go to download mode and flash stock firmware with ODIN. than flash twrp, enter recovery (twrp) before system. and boot to stock.
than try again.
Click to expand...
Click to collapse
Hi!
I got stock firmware from Updato and then began to flash with Odin and it seemed that it would work since it was actually doing something at first (while trying to flash ROM's Odin crashes) but then it gave an error and stopped :\ Here is an picture of Odin's log.
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
I guess you had better restore factory image, make sure the system comes back. then flash updated version OS.
You can trying to use ODIN to do that. or using fastboot flash .....
https://gs6.gadgethacks.com/how-to/unroot-restore-samsung-galaxy-s6-back-stock-0162155/
Hope to it is helpful.
DARKKi said:
I have Galaxy S6 and when i tried to install new ROM via usb-otg stick something strange happened and now my whole phone is unusable.
TWRP just says 0mb for internal storage and i cannot install anything since i cannot mount anything. I have looked pretty much all the "fixes" but nothing has helped so far :\ I have tried to format, wipe, change partition type, install, etc. And nothing has helped me so far. So if there are any ideas left please help :]
I think i still have root and when entering TWRP it does not ask password since i have done dm-verify long time ago.
Here is video showing some of the things: https://youtu.be/wXVVRBmRROU
Click to expand...
Click to collapse
Okay, i have new problem. After i tried to flash with odin now i got only one place i can boot into and it looks like this:
I downloaded Smart Switch and entered emergency recovery but i was met with this screen and i have no idea from where to get the code.
in smart switch emergency upgrade and initialization, if will ask model and S/N.
model is SM-G920F and S/N in on the back of the phone. all caps.
HowJesNo said:
in smart switch emergency upgrade and initialization, if will ask model and S/N.
model is SM-G920F and S/N in on the back of the phone. all caps.
Click to expand...
Click to collapse
Smart Switch did not even have that option but i tried it with Kies and got this
smart switch should have same option. I found googling that in never versions that option was not functional due to Samsung not wanting people to debrand their phone. so older version is needed.
just got mine in a similar bootloop.
can u get into download mode?
If phone can't turn off do this:
- hold volume down + power, (that is reboot)
- as the screen goes black move finger to volume up + home key.
that should get you to download mode. now use odin to flash stock firmware.
HowJesNo said:
smart switch should have same option. I found googling that in never versions that option was not functional due to Samsung not wanting people to debrand their phone. so older version is needed.
just got mine in a similar bootloop.
can u get into download mode?
If phone can't turn off do this:
- hold volume down + power, (that is reboot)
- as the screen goes black move finger to volume up + home key.
that should get you to download mode. now use odin to flash stock firmware.
Click to expand...
Click to collapse
I tried that before and i tried it now again and same result:
is that firmware higher version than one previously installed?? i had that issue once!
G920FXXE5EQJ1........ try with any other with higher number. UK (BTU) is G920FXXU6ERC9
The problem is hidden.img file.
Search in google "galaxy s6 hidden.img fail" and solved.
HowJesNo said:
is that firmware higher version than one previously installed?? i had that issue once!
G920FXXE5EQJ1........ try with any other with higher number. UK (BTU) is G920FXXU6ERC9
Click to expand...
Click to collapse
Hi! I got the Model name but for some reason i cannot find S/N in the box or anywhere else
vindau said:
The problem is hidden.img file.
Search in google "galaxy s6 hidden.img fail" and solved.
Click to expand...
Click to collapse
Thanks a lot for this! I was able to install stock rom.
---
But then trouble started again. Boot screen came up and then text and mount problems like "failed to mount efs (no such file or directory)" :crying:
Here is the video about it, anything i could do now? I installed TWRP and it still says internal storage 0mb and formatting has no effect.
Video - https://youtu.be/OBfhTRWUZeU
I got little progress. I found the S/N from back of the phone with torch which i could not see without (Thanks for Augustin @ XDA Discord for this!) and then i tried to use Smart Switch but it does not recognize the phone and only option is "Emergency Firmware Recovery" and it needs some recovery code.
Then i tried Kies and it does not detect the device either and i tried the option "Firmware Upgrade and Initialization" and typed out model and S/N and after that it said "SM-G920F" does not support initializing"
So anyone knows what i could do now? Seems like i am running out of options here
Augustin also said that i should try pit but i have never used that feature in Odin so help with that would be awesome if it can remedy this situation somehow
You need the .pit file according to your csc. Found it here: https://forum.xda-developers.com/galaxy-s6/general/g920f-pit-file-banded-firmwares-t3118459
allensd.cordero said:
You need the .pit file according to your csc. Found it here: https://forum.xda-developers.com/galaxy-s6/general/g920f-pit-file-banded-firmwares-t3118459
Click to expand...
Click to collapse
Thanks a lot! I will begin investigating and learning!
Hopefully this would solve this damn problem
And thanks a lot for this info!
allensd.cordero said:
You need the .pit file according to your csc. Found it here: https://forum.xda-developers.com/galaxy-s6/general/g920f-pit-file-banded-firmwares-t3118459
Click to expand...
Click to collapse
Thanks a lot! Finally using pit got the partitions right and phone is working like a charm now! :]
This might be a bit late but I am also currently in the same situation with my S6. Somewhere in the thread it said something about pit files but I don't really understand what to do. For reference, my issue is the exact same as OP's with the unmountable partitions and unbootable system. Would someone be kind enough to help out? My device is a SM-G920F from Vodafone (UK)

SM-S767lv (tracphone/Straight Talk) phone won't boot into download mode

I was attempting a network unlock on this device (not frp) as i actually own this phone. i managed to get the combination file flashed through odin and i obtained a network unlock code that worked just fine. i cannot get the device to boot into download mode for the life of me. i can get the device into recovery but not sure where to go from there. i've tried everything. i have the proper firmware downloaded but i can't flash it. odin picks up the device after it has booted into the combination binary. and upon selecting download mode or upload mode from within the UI it asks for a pin then does nothing. i tried straight talk and samsung technical support and they were absolutely no help. please help.
me too
oi0i0io said:
I was attempting a network unlock on this device (not frp) as i actually own this phone. i managed to get the combination file flashed through odin and i obtained a network unlock code that worked just fine. i cannot get the device to boot into download mode for the life of me. i can get the device into recovery but not sure where to go from there. i've tried everything. i have the proper firmware downloaded but i can't flash it. odin picks up the device after it has booted into the combination binary. and upon selecting download mode or upload mode from within the UI it asks for a pin then does nothing. i tried straight talk and samsung technical support and they were absolutely no help. please help.
Click to expand...
Click to collapse
I have been round and round with this device... I found that from recovery boot to bootloader takes it straight to download but not odin mode, phrase saying do not turn off target...wtf.. also at times, not always for some reason, holding ALL buttons to power up takes me in to dwnld mode... Im at the point I am willing to brick this unit just trying to get past frp.
this is running pie, im next goiung to attempt dwngrdng to 8.0 to try and bypass frp... It is my only available device and I am cvurrently without phone as apparently my moto e5 can not take stairs one at atime.. good luck.
remove sim...reboot to bootloader from recovery
sory, you prolly alreadt did this , im new here, just totally liking seeing someone elese hating the device atm... lol

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