Samsung galaxy s7 edge freeze overheating and reboot . - Samsung Galaxy S7 Edge Questions and Answers

my Samsung galaxy s7 edge(SM-G935FD) is having this problem . in previous Android versions like Marshmallow it worked very well. But at the end of the Nougat updates, this problem started, suddenly the phone freeze and reboots itself, when it freezes there are multicoloured lines in the display(photo). and heats like hell.
and after the last oreo update killed my phone. its rebooting in a loop, sometimes phone works but for a short time.
I tried to factory data reset. there is this error message E: failed to find /misc partition cant reset or wipe cache.
tried to flash but flashing with ODIN, but it did not fix the issue. cant flash with Re-partition checked
tried TWRP recovery and couldn't wipe files or repair file system, Error message "Unable to Mount /data"
tried to change the file system couldn't do it gives this Error E: recv error on uevent
now after flashing with odin and it stuck on the boot logo
so this is my sad story pls help me guys :crying::crying::crying:

Related

Samsung Galaxy S4 Unbrick [System Magicode check fail: boot]

Ok i am trying to fix my samsung galaxy s4 for-ever now.
When i go into recovery it says:
E: failed to mount /System (invalid argument)
E: can't mount /System (invalid argument)
then when i try to install stock firmware back it gives me this message:
Secure Magicode check fail: boot
when i try to add pit file into that it says
Secure check fail: pit
Secure magicode check fail: boot
Whenever i start my phone it just freezes on the logo
and i tried to do emergency recovery in kies but it doesn't detect my device. But on the ODIN it detects it but doesn't work
HELP!!!
i think i am progressing towards this!!!
i think i am progressing towards this stage!!!
i wiped sd card in recovery mode including eveything else( wiped dalvik , device cache and all) then my samsung gt i9500 got soft bricked then tried wiping device cache and hard reset but couldnt boot then to my bad luck tried to root via odin and it show pass remark but again couldnt be booted ..
now wt shld i do???
samsung care guys says only option to install firmware ... but 50% chance of device getting dead at my own risk !!!:crying:

G9287 in bootloop, after failed nandroid backup.

Hi, I need your help guys, this is the problem:
I have a G9287, in last G9287ZHU2BPE1 6.0.1, stock kernel, rooted with flashed BETA-SuperSU-v2.74 and with twrp-3.0.2-0-zenltezt.
Suddenly it started to behave weird after installing some quick boot programs from play store. So I tried to recover it with a TWRP nandroid backup. And it failed, it said after that:
EXTRACTTARFORK () Process ended with ERROR: 255
I tried doing twice with same results.
So I decided to install original firmware again with Odin. All the Odin process went OK, so it rebooted and started to "installing system update" it went for a while and count some percentage up to 32% and then some more "installing system update" and after a while it went twice to Samsung start screen, it did this bootloop twice and the it went to Samsung Recovery with this legend:
E: failed to mount /preload (Invalid argument)
Supported API: 3
I tried again with Odin and also with Smart Switch with same results.
I tried Samsung Recovery wipe data.
I also tried TWRP wipe, first full "advanced wipe" and after same results, "format data"
Then tried Odin again and same resuts. Incomplete "installing system update" with Odin and Smart Switch.
So I went to download mode and with Odin flashed twrp-3.0.2-0-zenltezt with success
and then flashed Audax_Plus_M_v6.0 with complete success again.The ROM opens perfectly as expected. But only shows one not working SIM signal.
My problem is that I can not stay in this custom ROM since it doesn't support dual sim as my version is. Also there is no custom ROM that I know for G9287 version.
So, because of this, I then went again to Smart Switch to try to intall last firmware version. And get same results, an incomplete system update with same legend in Samsung Recovery.
I have googled all the legends I have gotten, with no conclusive results.
So, I am asking for your advice. Thanks in advance.
Anyone with more knowledge and experience than me, I am a noob, I have keept trying , with same negative results. Audax installs and works perfectlly, samsung firmware still the same, Odin flashes perfectly and ends succesfully and then starts "installing system update" makes a count to 32%, says "erasing" and after some second with system update ,again, shows the dead android and an exclamation and then goes to samsung recovery showing:
Supported API: 3
# MANUAL MODE #
-- Appliying Multi-CSC...
Applied the CSC-code : BRI
Successfully applied multi-CSC.
And if I reboots same results again and again.
I'm now with TWRP 3.0.2-2, I have wiped and full format all partitions.
pmorales said:
And it failed, it said after that:
EXTRACTTARFORK () Process ended with ERROR: 255
Click to expand...
Click to collapse
Hey, this is ''no free storage in your phone'' failure I get this error many times while restoring, make sure you have more free space than back up size. I couldnt read your post completely, just in case if you restore old LP data etc, it may cause some issues.
Also have faced E: un/mount th?ng before, wipe all excluding internal» helped me in this case. Good luck.

S7 Edge Bootloop + TWRP stuck loading Unable to format HELP PLS

Hi, I think I f***** up badly...
I wanted to root my S7 Edge SM-G935F running android 7.0 so I enabled USB debugging and OEM unlock.
I used Odin to flash a CF auto-root I found for the 935F for android 7 and the site just said I had to install SuperSU after that but it was just boot looping.
After that I installed TWRP for my phone and installed the zip with Superuser. I kept receiving the error "failed to mount /data (invalid argument)".
I googled it and found a video that said I had to change my system "file system" from EXT4 to FAT. It was stuck so I rebooted the phone...
Now I can't load TWRP (it's stuck at the loading screen) to do a factory reset and when I do a normal boot it doens't go further than the S7 Edge screen, it doesn't go to the flashing SAMSUNG screen.
Now when I choose to reboot in Odin mode it says "An error has occurred while updating the device software. Use the Emergency recovery function in the Smart Switch PC software."
I tried to do that but it says "unsupported device" and it doesn't see my phone in the Emergency Software Recovery tab.
I could have done a factory reset before but it's not the first time I root a phone and I never had a problem so I didn't back anything up but I have some very important pictures on my phone for school.
I enabled adoptable storage so I couldn't just take out the 128gb Samsung Pro + micro sd and copy the pictures on my pc.
Can somebody please tell me how to factory reset my S7 Edge even if I lose all my data. Sorry for my English it's my third language.
Thanks in advance
If I can remember correctly the "An error has occurred while updating th......." screen is actually the same as download/odin mode, so you can odin flash back stock rom.
Your data has probably already been lost during file system changing which automatically format /data.
Also I have never seen any phone run on FAT file system. S7 only support EXT4 and F2FS(required custom rom and kernel). So be careful next time.
AFAIK, there's currently no root available on stock nougat touchwiz rom unless you use modified kernel&rom.
For TWRP to be able to read /data.
/Data need to be FORMAT in TWRP once to remove encryption, so that TWRP can read it.
Sent from my SM-G935F using Tapatalk
yeah iv done the same
so turns out i have done exactly the same as you did here
what did u do to fix this
MatthieuB said:
Hi, I think I f***** up badly...
I wanted to root my S7 Edge SM-G935F running android 7.0 so I enabled USB debugging and OEM unlock.
I used Odin to flash a CF auto-root I found for the 935F for android 7 and the site just said I had to install SuperSU after that but it was just boot looping.
After that I installed TWRP for my phone and installed the zip with Superuser. I kept receiving the error "failed to mount /data (invalid argument)".
I googled it and found a video that said I had to change my system "file system" from EXT4 to FAT. It was stuck so I rebooted the phone...
Now I can't load TWRP (it's stuck at the loading screen) to do a factory reset and when I do a normal boot it doens't go further than the S7 Edge screen, it doesn't go to the flashing SAMSUNG screen.
Now when I choose to reboot in Odin mode it says "An error has occurred while updating the device software. Use the Emergency recovery function in the Smart Switch PC software."
I tried to do that but it says "unsupported device" and it doesn't see my phone in the Emergency Software Recovery tab.
I could have done a factory reset before but it's not the first time I root a phone and I never had a problem so I didn't back anything up but I have some very important pictures on my phone for school.
I enabled adoptable storage so I couldn't just take out the 128gb Samsung Pro + micro sd and copy the pictures on my pc.
Can somebody please tell me how to factory reset my S7 Edge even if I lose all my data. Sorry for my English it's my third language.
Thanks in advance
Click to expand...
Click to collapse

[HELP] Trying to transfer my rig, now I get a "Verification Failed" message on boot!

[HELP] Trying to transfer my rig, now I get a "Verification Failed" message on boot!
This is urgent! Please help1
I tried to transfer my phone's rig to another of the same phone. A guide here said to use TWRP's backup feature. I failed at doing the Odin flash the first couple times and accidentally booted into the system. I got a "Verification Failed" screen, with the only options being factory reset, and power off/restart. I figured this would go away once I flashed TWRP right, so I did, did that backup, but I noticed the backup was only ~4GB. I tried to mount the Data partition, but it reports 0B and won't mount. Every time I boot I get the same screen. I don't know what to do and I have no phone... and I need my data.. Please help!!! EDIT I also can't access TWRP anymore, and the normal recovery says "successfully verify for dmverity hash tree"
SM-G935W8
EDIT EDIT: I managed to boot using the standard recovery's reboot option... But I don't want this to happen again. Is there an easy way?

S8 Corrupt Data/Unable to mount

Hey all, First pot here. Hopefully someone can help.
My S8 was stuck at the samsung logo so I restarted it. Tried to do an update and got to about 20% then error. Now when it restarts it says corrupt data and need to wipe. Tried that but fails.
Formatting /data...
E:/sbin/mke2fs_static Failed with status 37
E:format_volume: Failed to make Ext4 on /dev/block/bootdevice/by-name/userdata:
no such file or directory
Data wipe failed
It's not rooted or customized. I cant authorize adb since it wont go past the logo. Also no OEM unlock.
PLEASE help. Thanks!
Diggits5 said:
Hey all, First pot here. Hopefully someone can help.
My S8 was stuck at the samsung logo so I restarted it. Tried to do an update and got to about 20% then error. Now when it restarts it says corrupt data and need to wipe. Tried that but fails.
Formatting /data...
E:/sbin/mke2fs_static Failed with status 37
E:format_volume: Failed to make Ext4 on /dev/block/bootdevice/by-name/userdata:
no such file or directory
Data wipe failed
It's not rooted or customized. I cant authorize adb since it wont go past the logo. Also no OEM unlock.
PLEASE help. Thanks!
Click to expand...
Click to collapse
flash software with smart switch. else send to samsung support
I was able to format after a NAND erase and reflash.

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