Recovery Mode Issue - Fails Update - Samsung Galaxy S7 Questions and Answers

I have a SM-G930FD Grey Market via Ebay to the US (UAE Version). I've been having some funny issues where it randomly changes the active SIM card on me. I thought maybe I should try flashing a new stock but during that process I discovered a weird issue that I can't get fixed. When I go to recovery mode the "installing update" screen comes up for a few seconds followed by a new screen that shows a warning sign with an exclamation point then a dead android with "x's" over it's eyes. The phone then goes to boot mode. Is this normal? If not, what do I do?
I should also note that the phone has been locking up - at least once a day.

hansgraff said:
I have a SM-G930FD Grey Market via Ebay to the US (UAE Version). I've been having some funny issues where it randomly changes the active SIM card on me. I thought maybe I should try flashing a new stock but during that process I discovered a weird issue that I can't get fixed. When I go to recovery mode the "installing update" screen comes up for a few seconds followed by a new screen that shows a warning sign with an exclamation point then a dead android with "x's" over it's eyes. The phone then goes to boot mode. Is this normal? If not, what do I do?
I should also note that the phone has been locking up - at least once a day.
Click to expand...
Click to collapse
Hi
No that is not normal.....
Can you get into download mode?.........
Just in case download an called PhoneInfo and make a refurbish check......

Thanks for your reply! Yes I can get to download mode and can connect to Odin. I flashed a stock rom but am still having the issue. After flashing sammobile stock the phone updated twice no issues.
Phonecheck says the phone is original....
I tried to push TWRP but it doesn't seem to load...
Any thoughts?

hansgraff said:
Thanks for your reply! Yes I can get to download mode and can connect to Odin. I flashed a stock rom but am still having the issue. After flashing sammobile stock the phone updated twice no issues.
Phonecheck says the phone is original....
I tried to push TWRP but it doesn't seem to load...
Any thoughts?
Click to expand...
Click to collapse
Flashed stock and same issue? no errors during flashing (odin)
At what point fails TWRP installation?

I'm going to try flashing TWRP once more this morning and will let you know.

I was able to get TWRP working and now am running Superman. Hopefully it will be stable. This still didn't fix the SIM card switching issue which is a huge bummer....

Related

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

How to fix bootloop (can't boot into recovery or system)?

My Galaxy S7 (SM-G930R4) has decided to not want to boot. I can't boot normally or into recovery. I can only boot into Odin mode.
I've tried to flash stock rom, but it doesn't seem to work. I've heard that I should use the ROM from samsmobile, so I'll try that next.
This all started to happen after I accidentally turned on the phone right before I took the battery out. I put that battery back in and it booted fine, but after a few minutes it rebooted and started to reboot over and over again. It won't even show the charging screen when it is turned off and plugged in.
OK, I tried to flash the stock rom with Odin, but it still is in a boot loop. I've flashed it 3 times. I've firmware files from different sites. It seems that this S7 is dead. Please help!
Try to flash another rom and keep in mind that it sometimes takes up to 10-15 minutes at the first boot.
You could also just flash TWRP...
ATP-Flo said:
Try to flash another rom and keep in mind that it sometimes takes up to 10-15 minutes at the first boot.
You could also just flash TWRP...
Click to expand...
Click to collapse
TWRP for the Samsung Galaxy S7 (SM-G930R4)???
Also, now I've been greeted with the screen that says "An error has occurred while updating the device software." It says to use the Samsung Smart Switch PC software to fix it. Hopefully that works.
Where are you?
What firmware are you using? Branded or unbranded?
Have you looked on Sammobile for the correct firmware?
Are you able to boot into system recovery? Home+VOLUME UP+Power (Not Download)?
Oh you have got the G930R4. I thought G930F.
Then I don't know if there is a TWRP you could flash.
But if there is one you could just flash it and enter recovery mode and install a new ROM from within the TWRP environment.
Check this out.
https://dl.twrp.me/herolte/
Sounds like your device is currently bricked anyways, so just give it a try.
Maybe you can get a working TWRP recovery mode again.
Also check these links:
http://www.techzai.com/root-galaxy-s7-s7-edge-android-8-0/
and
https://twrp.me/samsung/samsunggalaxys7.html
cooltt said:
Where are you?
What firmware are you using? Branded or unbranded?
Have you looked on Sammobile for the correct firmware?
Are you able to boot into system recovery? Home+VOLUME UP+Power (Not Download)?
Click to expand...
Click to collapse
I am in the US.
I'm on Android 8.0 (Oreo)
I have a US Cellular Branded phone.
As soon as the phone is turned on, it tries to boot into recovery, but it can't so it keeps on trying over and over again. I've tried the firmware from SamMobile, but nothing seems to work.
When I flash to Stock ROM, and I turn the phone on, it stays in a bootloop of the "Recovery Booting..." screen.
When I flash the rooted Engineering rom, and I turn the phone on, it stays in a bootloop of the Samsung S7 logo. I can't boot into safe mode.
I tried to use Samsung Kies... didn't work... I tried to use Samsung Smart Switch... didn't work... I've tried 3 or 4 different ROMs from different websites.... didn't work.
i have the same problem. was able to enter download mode several times, but at some point it died completely (not charging anymore). how do you manage to take the battery out? does the SM-G930R4 the possibility to easily remove it?
Cloud2F said:
i have the same problem. was able to enter download mode several times, but at some point it died completely (not charging anymore). how do you manage to take the battery out? does the SM-G930R4 the possibility to easily remove it?
Click to expand...
Click to collapse
The glass panel on the back is glued onto the phone. If you remove the glass, there are screws and from there, it's easy. I broke the glass in the process... so yay me.
Mine won't charge either. It is completely dead, but it will still turn on when I plug it into my computer.
Really strange. Mine is not turning on, even tried several locations, charger, etc. Once I had download mode while having a black screen. Keep an eye on odin and instantly flash firmware if it got recognized. I press all three buttons while plugging in; that's how it worked the first time for me....

Still stuck in boot loop after successfull odin flash

Looking for some help please! My phone battery died the other day, I plugged it in to charge and turned it on at 3% battery life only to get stuck in a boot loop.
Did a factory reset and then successfully flashed with odin and current firmware G930TUVS9CSC1. After flashing it went to installing a system update screen only getting to about 32%, then it said erasing for a while and went back to the samsung startup screen stuck in apparently the same boot loop I started with.
Is my phone screwed or did I miss something? looking for any help, thanks.
vexcesban said:
Looking for some help please! My phone battery died the other day, I plugged it in to charge and turned it on at 3% battery life only to get stuck in a boot loop.
Did a factory reset and then successfully flashed with odin and current firmware G930TUVS9CSC1. After flashing it went to installing a system update screen only getting to about 32%, then it said erasing for a while and went back to the samsung startup screen stuck in apparently the same boot loop I started with.
Is my phone screwed or did I miss something? looking for any help, thanks.
Click to expand...
Click to collapse
It sometimes does this, make sure the firmware your using is correct for your device and flash again.
UNCHECK "auto reboot" in Odin
Disconnect when flash complete Do Not Turn The Phone On
Reboot into recovery volume up+home+power
Wipe cache/factory rest
Reboot
cooltt said:
It sometimes does this, make sure the firmware your using is correct for your device and flash again.
UNCHECK "auto reboot" in Odin
Disconnect when flash complete Do Not Turn The Phone On
Reboot into recovery volume up+home+power
Wipe cache/factory rest
Reboot
Click to expand...
Click to collapse
Thanks. Appreciate the input, but it didn't work for me after trying it twice. I am positive I have the right firmware.
It boots up with no led indicating light and continues to just flash the opening samsung screen for eternity.
Got the phone to boot up normally but now it wont read my sim card. sim works in my other phone. Any ideas?
vexcesban said:
Got the phone to boot up normally but now it wont read my sim card. sim works in my other phone. Any ideas?
Click to expand...
Click to collapse
SIM reader on phone, blow into hole to dislodge any dust and make sure sim is flat in adapter. Very rarely a software problem with sim not read.
cooltt said:
SIM reader on phone, blow into hole to dislodge any dust and make sure sim is flat in adapter. Very rarely a software problem with sim not read.
Click to expand...
Click to collapse
interesting, it worked fine before this started 2 days ago. I guess maybe the sim card reader broke? theres definitely no dirt in there and it seems to make a good connection (tried a new sim card had lying around and it etched lines into the sim card nicely).
Also I should mention that I had no clue what I was doing and flashed a dozen or so different versions of firmwares probably like 20 times, so maybe I caused it.
vexcesban said:
interesting, it worked fine before this started 2 days ago. I guess maybe the sim card reader broke? theres definitely no dirt in there and it seems to make a good connection (tried a new sim card had lying around and it etched lines into the sim card nicely).
Also I should mention that I had no clue what I was doing and flashed a dozen or so different versions of firmwares probably like 20 times, so maybe I caused it.
Click to expand...
Click to collapse
Er.... Yes!
You have to flash the correct region firmware for your device or you end up with problems like you have.
Search for the SamFirm tool on here it's great for getting the correct firmware direct from Samsung servers.
cooltt said:
Er.... Yes!
You have to flash the correct region firmware for your device or you end up with problems like you have.
Search for the SamFirm tool on here it's great for getting the correct firmware direct from Samsung servers.
Click to expand...
Click to collapse
Okay well that tool's forum post says it's deprecated so I followed the alternative link to updato and got stock 8.0 from there. Flashed phone, everything works 100% but still no sim detected.
I'm wondering If I broke my phone because I even tried some custom rom with a pit file and probably did that wrong as well.
vexcesban said:
Okay well that tool's forum post says it's deprecated so I followed the alternative link to updato and got stock 8.0 from there. Flashed phone, everything works 100% but still no sim detected.
I'm wondering If I broke my phone because I even tried some custom rom with a pit file and probably did that wrong as well.
Click to expand...
Click to collapse
PIT won't do anything to SIM.
Try all of these
Hey i am having the same problem odin flash with succes but the phone still only shows the first samsung glaxy s7 screen and then reboots.
Also i cant acces recovery.
i have the same problem
Huzalio said:
Hey i am having the same problem odin flash with succes but the phone still only shows the first samsung glaxy s7 screen and then reboots.
Also i cant acces recovery.
Click to expand...
Click to collapse
hi, did you find a way to fix it?
@cooltt I made an account here in order to thank you! I was stuck in a boot loop after flashing a stock ROM and your advice saved my phone. I thought I bricked it!!
q-l-p said:
@cooltt I made an account here in order to thank you! I was stuck in a boot loop after flashing a stock ROM and your advice saved my phone. I thought I bricked it!!
Click to expand...
Click to collapse
Glad I could help
cooltt said:
It sometimes does this, make sure the firmware your using is correct for your device and flash again.
UNCHECK "auto reboot" in Odin
Disconnect when flash complete Do Not Turn The Phone On
Reboot into recovery volume up+home+power
Wipe cache/factory rest
Reboot
Click to expand...
Click to collapse
I'm having this same issue but it won't boot into recovery at all, I don't know what to do.
iroveashe said:
I'm having this same issue but it won't boot into recovery at all, I don't know what to do.
Click to expand...
Click to collapse
First MAKE SURE you are flashing correct firmware for your device.
What device do you have and what country?
If you are sure it's correct. Flash again with Odin but uncheck "auto reboot" in options.
When pass appears just disconnect phone, it doesn't matter what it shows on the screen.
In this sequence press and hold the following... Volume down+home+power.
As soon as the screen goes black move your finger to Volume up while still pressing home+power. It may take several attempts.
When recovery menu appears wipe cache partition then reboot.
Leave phone go through boot sequence, ignore what appears on the screen during this time it is normal. This boot should take around 5 minutes.
EDIT: FIXED, I did what you did, but for that to work I had to flash it without the hidden.img. Then it rebooted and got stuck on the logo again, but i was able to boot into recovery. Thank you so much.
cooltt said:
First MAKE SURE you are flashing correct firmware for your device.
What device do you have and what country?
Click to expand...
Click to collapse
Hey, thank you for responding.
I'm not 100% sure it's the right one
Device: Samsung A510M
Country: Argentina
Carrier: Personal
I downloaded a firmware from sammobile matching those specifications, but it fails at the last step with hidden.img.
This morning I downloaded another firmware through samfirm, but that one fails at modem.img instead.
I will try your instructions with either of them.
---------- Post added at 07:01 PM ---------- Previous post was at 06:06 PM ----------
cooltt said:
As soon as the screen goes black move your finger to Volume up while still pressing home+power. It may take several attempts.
Click to expand...
Click to collapse
To be clear, I only need to repeat this part of the process, not reinstall the firmware every time, correct? I've been trying to do this for a while, but it just shows:
"An error has occurred while updating the device software. Use the Emergency recovery function in the Smart Switch PC software."

s7 active freezing

I have an s7 active that is stuck in the reboot loop. I am able to get it to download mode, but when i try to flash anything it won't flash and odin stops responding.
Can someone please help me?
Its an sm-891a
I was trying to find a stock rom to flash?
jrjorin said:
I have an s7 active that is stuck in the reboot loop. I am able to get it to download mode, but when i try to flash anything it won't flash and odin stops responding.
Can someone please help me?
Its an sm-891a
I was trying to find a stock rom to flash?
Click to expand...
Click to collapse
Here is a pic
I have been able to get it to download mode. I have tried flashing it with odin but it fails. I have no clue what the guy before me put on it. After it fails i get the security warning saying use smart start or something like that.
I have tried it and once I type in the info and click ok the program just closes.
All i am trying to do is get it back to stock.
Can anyone please help me?
Update i was able to get it flashed in odin but it still sticks on the recovery booting screen.
Any help is welcome
jrjorin said:
Update i was able to get it flashed in odin but it still sticks on the recovery booting screen.
Any help is welcome
Click to expand...
Click to collapse
Maybe someone can tell me what this means please
More info
I have tried to flash g891aucu2bqb2 7 all
It didn't flash
I was able to flash g891aucs6csg2 att6csg2 but it gets stuck in recovery booting.
I downloaded the newest sw from Samsung and it wont flash.
I was told i might have the wrong build #
Can someone please tell me something? ?
jrjorin said:
More info
I have tried to flash g891aucu2bqb2 7 all
It didn't flash
I was able to flash g891aucs6csg2 att6csg2 but it gets stuck in recovery booting.
I downloaded the newest sw from Samsung and it wont flash.
I was told i might have the wrong build #
Can someone please tell me something? ?
Click to expand...
Click to collapse
This is flash att 8.04
jrjorin said:
This is flash att 8.04
Click to expand...
Click to collapse
Got this on restart now
jrjorin said:
Got this on restart now
Click to expand...
Click to collapse
FYI
i was able to flash it with the Samsung tool, but it still is caught in the loop.
It comes up with android man and says installing system updating then restarts.
What do I try now??
jrjorin said:
FYI
i was able to flash it with the Samsung tool, but it still is caught in the loop.
It comes up with android man and says installing system updating then restarts.
What do I try now??
Click to expand...
Click to collapse
Update
Last night during the endless rebooting it came up with the recovery menu, then went past the first Samsung active logo to a fading Samsung logo and then the blue att logo.
Also the blue power light is now staying on.
And its still doing the boot loop
Another update :
Here is what I can get sometimes
I feel like someone out there can help me.
Please
Another update
Sorry for all the questions but i am still having problems.
Now I get this
Fail to open recovery no such file or directory
I was able to get to the recovery screen and I did the factory reset 2 times and cleared the cache.
It booted to the att logo and restarted.
Now it just shows the start up screen and then restarts.
jrjorin said:
Another update
Sorry for all the questions but i am still having problems.
Now I get this
Fail to open recovery no such file or directory
I was able to get to the recovery screen and I did the factory reset 2 times and cleared the cache.
It booted to the att logo and restarted.
Now it just shows the start up screen and then restarts.
Click to expand...
Click to collapse
Here is the recovery screen that shows its updated to sw ver 8
There is something weird with this phone. Yesterday I let the battery die to make sure it was a fresh boot and it came up with the red charge light for the first time and the correct charge symbol. Before it would charge but no lights and just a circle with lightning bolt.
Now its just doing the reboot loop again and won't go into recovery.
Has anyone else ever seen anything like that?
I am glad someone was able to help me. Apparently what i have been trying to flash is just a security update.
Can someone please send me a link for the latest full rom for s7 active?
I am able to flash this. G891AUCS6CSG2_ATT6CSG2
Is it a full rom?
I have tried every rom i can find. Either they won't flash because they are an older version, or the stick in the reboot loop.
The farthest i have gotten is the blue att ball
Still no luck and no help
Finally I see my problem.
FRP MODE is on.
I need a combination file for binary 6
Please.
Just wondering if this forum is in limbo . My s7 active was working perfectly fine [til 10/22/22] and then it froze and
then it would only go to download mode. So I flash latest Samfw.com_SM-G891A_ATT_G891AUCU6CTB1 ROM and
it goes to updating system, but displays ERASING - I have tried to install only recovery and the same
happens - It deletes everything I flash ? now it only flashed recovery, boot and modem and wont flash the larger BL,CS,CSC AP files ? Just trying to get the phone working again and to use it as a dash cam - LOL
Thanks for any input

S10e Literally stuck in bootloops after 2020 Update

So i updated my phone automatically yesterday from the latest update, after it was done, i haven't been able to access my phone in anyway, it keeps on looping samsung logo and a window that says "This phone's bootloader is unlockedĀ“and its software integrity can't be verified" and so on, ive tried to enter either Download mode and recovery mode, but none of the methods seems to have an affect on the phone at all, please help, thanks
Hmm if u have PC download Smart Switch and do Emergency Firmware recovery. That should fix it totally.
FakerS3 said:
Hmm if u have PC download Smart Switch and do Emergency Firmware recovery. That should fix it totally.
Click to expand...
Click to collapse
- The phone does not show up on the pc either
Was your phone rooted? That could explain it.
riggerman0421 said:
Was your phone rooted? That could explain it.
Click to expand...
Click to collapse
Yes
thorius95 said:
Yes
Click to expand...
Click to collapse
Same issue here. s10e stuck in boot loop (between samsung logo and warning about the bootloader being unlocked) after yesterday's update.
So far I had no success putting the phone into recovery or download mode.
The phone was rooted, then flashed with custom ROM, then flashed again with stock firmware. I kept the bootloader unlocked because I read it was risky to re-lock the bootloader.
So, is it now hopelessly bricked?
chibuche said:
Same issue here. s10e stuck in boot loop (between samsung logo and warning about the bootloader being unlocked) after yesterday's update.
So far I had no success putting the phone into recovery or download mode.
The phone was rooted, then flashed with custom ROM, then flashed again with stock firmware. I kept the bootloader unlocked because I read it was risky to re-lock the bootloader.
So, is it now hopelessly bricked?
Click to expand...
Click to collapse
Thats a good question, far as i know, my phone is unable to get any form of connection to the pc, not able to start up in recovery or download mode either. What i know for sure, there is a way out, we just have to find the way
Never attempt to update if you have rooted and made any changes to the system, deleted or added system apps, modified kernel, changed boot logo,etc.
thorius95 said:
Thats a good question, far as i know, my phone is unable to get any form of connection to the pc, not able to start up in recovery or download mode either. What i know for sure, there is a way out, we just have to find the way
Click to expand...
Click to collapse
So, here's how I put the phone in download mode.
I left the battery to drain completely, then without pressing the power button, I pressed the volume down and Bixby button; and only then I plugged the cable. Without pressing the power button, the phone started straight into Download mode.
Now Odin sees the phone, I'm about to flash it with the stock firmware and see what happens.
thorius95 said:
Thats a good question, far as i know, my phone is unable to get any form of connection to the pc, not able to start up in recovery or download mode either. What i know for sure, there is a way out, we just have to find the way
Click to expand...
Click to collapse
Maybe this thread helps: https://forum.xda-developers.com/galaxy-s10/help/galaxy-s10-bootloop-updte-to-android-10-t4023201
It's probably Samsung's vaultkeeper that caused the bootloop.
thorius95 said:
Thats a good question, far as i know, my phone is unable to get any form of connection to the pc, not able to start up in recovery or download mode either. What i know for sure, there is a way out, we just have to find the way
Click to expand...
Click to collapse
I just wanted to give an update of how I rescued my phone and kept all the information on the phone memory intact (this was one of the challenges, as I had some photos on it).
I put it in download mode by draining the battery, then tried to flash the updated firmware. It didn't work, leading once again to boot loop and all I could do was boot to the stock Android recovery - not helpful.
So I got it to download mode again and flashed the stock firmware it originally came with (prior to the update). In Odin, I put HOME_CSC in the CSC field, to keep the phone memory from being erased. This solved it.
Hope this info can help someone having the same issue.

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