A5 2017 Lost IMEI and several system crashes - SOLVED - Samsung Galaxy A3, A5, A7 (2017) Questions & Answe

I'll keep this quick. I was playing a game on my a520f and it froze. I rebooted and got the message that only original firmware can be flashed.
Tried to reinstall the latest original stock rom, but instead of the one that came with lots of bloatware from the provider, i flashed the ZTO variance.
Long story short, now everytime i boot, it starts to use more and more ram until it crashes, and my IMEI has gone to ****.
PLEASE HELP
Ive tried the sidesync emergency restore, but the phone dont show on the list.
Edit1: I cant flash the stock bootloader because of the U3 BL from the january security patch. AND KNOX WAS TRIPPED.
Edit2: MANAGED TO SOLVE. To anyone that have the same Problem: Re-flash the exact same Stock Rom that your phone came with. The bootloader needs to be U3 if you have the January 2018 Security Patch

hi! I have this problem but my bootloader is U4

DaniPS2002 said:
hi! I have this problem but my bootloader is U4
Click to expand...
Click to collapse
Try reinstaling the Stock rom that came with your phone, specifically the same Bootloader.
For me, it was trying at least 4 roms until i flashed the very one that came with the phone, and i mean the provider version.
Hope it helps

Can someone give me an backup of the efs partiton with twrp of a520f please?

Related

Please help me, it's urgent. My Note 2 became a tablet..

Two days ago i bought Samsung Galaxy Note 2 N7100 (international). It had android 4.1.2 but i saw there is available update. After update to official android 4.3 my phone lost signal and started showing me "Not registered on network". 1 day passed since i am searching how to fix this thing. Tried custom rom (4.4.2) and still the same. I went back to official 4.3 for UK O2 , successfully rooted it, passed knox, installed busybox, installed ARIZA Patch. Still the same. Tried to flash MJ5 bootloader via ODIN but it shows me FAIL. And after every FAIL my phone is bricked so i am flashing all over again official ROM. I have NO backups of my EFS (in my search i saw that i need some EFS to repair this thing). I got no issue with WI-FI but only with network. If i revert back to stock android 4.1.2 will i be able to call somebody? If the answer is "YES", would somebody tell me how? I saw in some threads that with new 4.3 ROM note 2 got knox locked bootloader which is impossible to be downgraded. Please, give me guide step by step what to do to repair my phone by myself. Thank you in advance.
I would suggest you to take an efs backup on 4.1. Then flash 4.3 and if you aren't getting network try restoring your efs backup. That might solve your problem.

Need advice n7105 strange knox bootloop with every rom but 4.1.2 stock after cm10.1

Hello,
I'm a noob but usually try to fix this kind of issues on my own, looking at the boards, following tutorials, learning, but this time I think I'm not able to find a solution on my own so I'm asking for advice here.
Some time ago I installed cyanogenmod 10.1 on my Note 2 LTE and was happy with it for some month, than last week I tried to upgrade to cm12.1 It worked but there where some issues and bugs, mainly I wasn't able to swap internal/external sd cards.
So I decided to go back to latest available stock rom 4.4.2 from sammobile.
Here is where the problem starts. The stock 4.4.2 resulter in a bootloop, tried cache/dalvik/factory reset, flash again, whipe again.. nothing.
The phone is not able to get past the white label "Samsung Note 2 gt-n7105" screen. It goes black than the white label again and again.
It doesn't even get to the Samsung animated logo.
Ok bottloop, no problem, try to flash again something else.
I tried different Custom roms, different kernels, different flashing methods. I can flash anything with no problem but every time a get a bootloop.
During the various attempts knox fired, but I don't care. I don't know if this could be the cause.
Actually the only firmware that works is the original oldest STOCK 4.1.2, every other stock firmware past that or any custom rom is bootlooping the same way. To fix I only can reinstall stock 4.1.2 with odin.
I really need any advice or hint.
At the moment my goal is to get at least to stock 4.3 but I cant.........
Thanks!
When you first bought your phone, did it come with Knox?
ErnestChia said:
When you first bought your phone, did it come with Knox?
Click to expand...
Click to collapse
nope it doesn't existed before, but now I can see it when I boot in download mode "knox warranty void:1"
Try to get the latest firmware available via kies ,that worked for me
http://forum.xda-developers.com/showthread.php?t=2088809/[URL]
From what you've described, I think the Stock ROM 4.4.2 from Sammobile contained a bootloader update. So when you flashed this ROM, it updated your bootloader from the non-Knox version to the Knox version.
I am very unfamiliar with the technical details of Knox, but I think the new Knox bootloader is causing your bootloop problem.
However, I don't know why 4.1.2 works when everything else doesn't work!
Can you check the Stock ROM 4.4.2, and see whether it really contains a bootloader update?
mysuperdonghae said:
Try to get the latest firmware available via kies ,that worked for me
http://forum.xda-developers.com/sho...can flash cm10, 11 and 12 with no issue too..
Click to expand...
Click to collapse
misthero said:
I think so, there is a boot.im, anyway I also discovered that I can flash cm10, 11 and 12 with no issue too..
Click to expand...
Click to collapse
Since a boot.img is present, it means that it would flash your boot partition. So now we know for sure that when you attempted to flash the Stock ROM 4.4.2, your bootloader was changed to the Knox version.
So the lesson here is: before you flash anything via ODIN, always check to see if there is a bootloader update. Usually you don't want to be changing the bootloader on your phone.
***
So now there are 2 possible ways to reach your goal:
1) Keep your new bootloader and see whether you can get Stock 4.3 or Stock 4.4.2 running on your phone
2) Try to restore your old bootloader
As I said earlier, I'm not familiar with the technical details of Knox, so I'm not sure how to get Stock 4.3 or Stock 4.4.2 running on your phone when your Knox indicator is already 0x1. You need someone else to help you.
And you can only restore your old bootloader if you happen to have made a copy of your boot partition before you flashed the Stock ROM 4.4.2. Even if you did have a copy of your original boot partition, I'm not confident with helping you to restore your old bootloader. You need someone else to help you in this case too.
Conclusion: I don't think I can help you to solve your problem I'm sorry. Hopefully someone else who is more of a pro than me will come along to help you out.
Good luck!

Impossible to downgrade N910H to kitkat 4.4.4 **challenge**

Dear friends, it's the first time that I write a thread seeking your help.
I purchased my note 4 N910H 5.1.1 few weeks ago and I discovered that battery drains in a horrible fast way even if it is turned off (6 to 7 hours max). I read that many people had the same problem and that after a downgrade to kitkat this issue was solved. So I decided to do so.
I tried all methods I found on forums; all files I found on sammobile. No success.
I only could install 2 files..
1- N910HXXU2COJ4_N910HOLB2COJ2_N910HXXU1COJ2_HOME.tar is a 5.1.1 with CSC from Cambodia (CAM). I don't think it is the good one coz after installing it I could not do an update with kies (shows an unknown error).
2- N910HXXU2COJ4_N910HOJV2COJ1_N910HXXU1COJ2_HOME.tar is also a 5.1.1 with CSC from Iraq (MID). With it, kies accepted to update firmware without problems, so I think it's the good one.
I also found a 4 files ROM N910HXXU1ANJ4_OLB1ANJ4 it is a kitkat ROM but can not be flashed (Odin shows nand writing error). I tries to flash this rom without loading Bootloader file.. it worked but phone was stuck on a bootloop and could start again only after flashing 5.1.1 ROM.
I think that bootloader is locked or secured somehow and refuses all roms.
What is the solution? is there an other kitkat ROM with same actual bootloader maybe? is there a way to change bootloader version?
dzeus11 said:
Dear friends, it's the first time that I write a thread seeking your help.
I purchased my note 4 N910H 5.1.1 few weeks ago and I discovered that battery drains in a horrible fast way even if it is turned off (6 to 7 hours max). I read that many people had the same problem and that after a downgrade to kitkat this issue was solved. So I decided to do so.
I tried all methods I found on forums; all files I found on sammobile. No success.
I only could install 2 files..
1- N910HXXU2COJ4_N910HOLB2COJ2_N910HXXU1COJ2_HOME.tar is a 5.1.1 with CSC from Cambodia (CAM). I don't think it is the good one coz after installing it I could not do an update with kies (shows an unknown error).
2- N910HXXU2COJ4_N910HOJV2COJ1_N910HXXU1COJ2_HOME.tar is also a 5.1.1 with CSC from Iraq (MID). With it, kies accepted to update firmware without problems, so I think it's the good one.
I also found a 4 files ROM N910HXXU1ANJ4_OLB1ANJ4 it is a kitkat ROM but can not be flashed (Odin shows nand writing error). I tries to flash this rom without loading Bootloader file.. it worked but phone was stuck on a bootloop and could start again only after flashing 5.1.1 ROM.
I think that bootloader is locked or secured somehow and refuses all roms.
What is the solution? is there an other kitkat ROM with same actual bootloader maybe? is there a way to change bootloader version?
Click to expand...
Click to collapse
hey, maybe a twrp backup as you can read in:
https://forum.xda-developers.com/no...-stock-rom-t3255649/post63975652#post63975652
if you find it let me know

After TWRP & Root, Freeze, Softbrick, Only Official Released Binaries...

SM-G960F/DS
RMM State: Prenormal
OEM LOCK: OFF
FRP LOCK: OFF
KNOX tripped: 1
Current binary: Custom
I just flashed TWRP, Magisk, no-verity, and the samsung root preventer disabler following the guide here. I used Magisk 16.6 (supposedly S9 is officially supported now, but it's still in beta).
Everything was going fine, then after an hour or two it froze on the lock screen, and would NOT come out of it. After a couple minutes, I held volume down and power to reboot, and it went into a soft brick.
I can't flash via download mode as it gives the error "Only official released binaries are allowed to be flashed". It gives that error when I try to start the phone or boot into TWRP as well.
So what are my options to fix this, and is it possible to prevent this in the future?
you must flash the latest firmware, yesterday I happened the same.
angel8502 said:
you must flash the latest firmware, yesterday I happened the same.
Click to expand...
Click to collapse
Man, I was hopeful ng that wasn't the case. I've already started downloading from sammobile.
So what are you going to do from here? Try rooting again? Is there a more up-to-date RMM disabler?
Any one else have any ideas about why this happens ? I just flashed EdyoBlue ROM after being on Soldier ROM --- all was uneventful
Upon first reboot I came to the screen about Custom Binaries --- seemed to have lost TWRP etc.
Only way out was to flash stock, lose root and I assume WAIT ANOTHER 7 DAYS !!!
Any other ideas ? Or ideas on how to prevent in the future?
jcrompton said:
Any one else have any ideas about why this happens ? I just flashed EdyoBlue ROM after being on Soldier ROM --- all was uneventful
Upon first reboot I came to the screen about Custom Binaries --- seemed to have lost TWRP etc.
Only way out was to flash stock, lose root and I assume WAIT ANOTHER 7 DAYS !!!
Any other ideas ? Or ideas on how to prevent in the future?
Click to expand...
Click to collapse
Did you also flash the rmm state bypass? I did, and I'm going to try again with v2.
LysolPionex said:
Did you also flash the rmm state bypass? I did, and I'm going to try again with v2.
Click to expand...
Click to collapse
Well I didn't flash anything prior to EdYoBlue ROM -- I had been running Soldier ROM for a while and it was my understanding that the RMM bypass was included in those custom ROMs and or kernels
Obviously I did something wrong
jcrompton said:
Well I didn't flash anything prior to EdYoBlue ROM -- I had been running Soldier ROM for a while and it was my understanding that the RMM bypass was included in those custom ROMs and or kernels
Obviously I did something wrong
Click to expand...
Click to collapse
Oh... Yeah I don't know about that.
Same problem. Samsung Galaxy S9+ (SM-G965F)
I rooted my Samsung Galaxy S9+ (SM-G965) yesterday with
Odin, Magisk (modified version as official verson doesn't work apparently) and TWRP.
Took about 10 minutes to do all up, and root was successful!!! 20 minutes later it turned itself off!! No matter what i did or tried.....I couldn't turn it back on nor get into recovery (TWRP). All while it was constantly flashing........ (ONLY OFFICIAL RELEASE BINARIES TO BE FLASHED)
Figured it was somehow a soft brick. So i flashed original firmware back onto phone with Odin and all was well. ILL BE TRYING A NEW WAY AND WILL POST RESULTS.
1AussieTradie said:
I rooted my Samsung Galaxy S9+ (SM-G965) yesterday with
Odin, Magisk (modified version as official verson doesn't work apparently) and TWRP.
Took about 10 minutes to do all up, and root was successful!!! 20 minutes later it turned itself off!! No matter what i did or tried.....I couldn't turn it back on nor get into recovery (TWRP). All while it was constantly flashing........ (ONLY OFFICIAL RELEASE BINARIES TO BE FLASHED)
Figured it was somehow a soft brick. So i flashed original firmware back onto phone with Odin and all was well. ILL BE TRYING A NEW WAY AND WILL POST RESULTS.
Click to expand...
Click to collapse
What's the new way? Are you able to flash again already, or do you have to wait 7 days again?
same issue i had to re flash the stock OS & wait for 7 days for OEM unlock now i have that option but i am not sure which method should i use.
RMM STATE PRENORMAL is also what blocks custom binaries from being flashed
Check the TWRP guide on how to deal with that too
LysolPionex said:
What's the new way? Are you able to flash again already, or do you have to wait 7 days again?
Click to expand...
Click to collapse
Unfortunately no success. Have to wait the 7 days . Currently trying to find a work around. Will keep informed.
Any news I got my OEM unlock back any way to root the phone and get a custom firmware to work
rockykv2 said:
Any news I got my OEM unlock back any way to root the phone and get a custom firmware to work
Click to expand...
Click to collapse
Once my RMM status is normal, I'm going to try Soldier's Rom. I've heard good things about it.
You'll need to follow the official TWRP guide first. Both in this S9 forum.
I already tested that It gets stuck on welcome screen it will not go forward
rockykv2 said:
I already tested that It gets stuck on welcome screen it will not go forward
Click to expand...
Click to collapse
I'd ask about that in the soldier Rom thread; sounds like it might be a wipe issue (really not sure), but a ton of people love the Rom, so it's probably something random on your end.
I'd stick with a stock-based rom, as they're usually more stable.
That Max Lee tutorial about s9+ root is outdated. He is a ****ing bull****. He did not even cared to update his post that magisk root method always freeze. And also his rmm unlock fix is not updated too. Did you guys have the august 1 security update? I guess that was the cause of this "Only official binaries allowed" after rebooting. Here's hoping somebody here got an answer for that RMM.
jonathan_moreno91 said:
That Max Lee tutorial about s9+ root is outdated. He is a ****ing bull****. He did not even cared to update his post that magisk root method always freeze. And also his rmm unlock fix is not updated too. Did you guys have the august 1 security update? I guess that was the cause of this "Only official binaries allowed" after rebooting. Here's hoping somebody here got an answer for that RMM.
Click to expand...
Click to collapse
That's kinda the general consensus I've gotten about that tutorial.
I was using the August 1 security update, but I was using v1 of Mesa's RMM bypass. I downloaded v2, and downgraded my Rom to like April or March or something and will try it again, once the prenormal clears.
RMM v2 is here:
https://forum.xda-developers.com/sa...nuary-security-patch-sm-t3739225/post75360965
LysolPionex said:
That's kinda the general consensus I've gotten about that tutorial.
I was using the August 1 security update, but I was using v1 of Mesa's RMM bypass. I downloaded v2, and downgraded my Rom to like April or March or something and will try it again, once the prenormal clears.
RMM v2 is here:
https://forum.xda-developers.com/sa...nuary-security-patch-sm-t3739225/post75360965
Click to expand...
Click to collapse
Bro if you are on august 1 security update too then you are in xu2 bootloader... you cannot downgrade to xu1 bootloader which was before august..
jonathan_moreno91 said:
Bro if you are on august 1 security update too then you are in xu2 bootloader... you cannot downgrade to xu1 bootloader which was before august..
Click to expand...
Click to collapse
Really?! This is literally the first I've heard of this. Do you know if there's a thread discussing this?

Trouble installing stock firmware on samsung galaxy a5 2017 sm-a520f

I was trying to root my samsung galaxy a5 2017 with TWRP and I accidentally deleted system data. Then, I tried rebooting the phone and it got stuck in a bootloop. To fix this problem I tried flashing stock 8.0 firmware from sammobile via odin and I got this error:
Sw rev. Check fail. Device: 6, binary 5. I think that this means I have to flash the latest stock firmware but there isn't a newer one.
After that, I tried to use my phone by flashing a custom rom (Lineage 15.1) and I discovered that I have no imei,no baseband and no ip adress. I have installed many custom roms but the issue is still there. I am trying to get my phone to work with stock firmware and fix the IMEI issue but odin wont let me flash because of that error. I would appreciate if anyone could help. Thanks.
Flash a firmware version that contains S6 or U6 in the middle, it won't work with U5/S5! Not the Samsung phone S5 or S6, but rather, the firmware version.
For cellular, change the modem firmware, or backup and wipe /data/. /data/data/?.
Unless the efs was wiped (probably not if the baseband version isn't there, load a backup then, only if the efs was wiped don't restore it otherwise, and it must not be a backup created with an older twrp, view the recovery log in the backup folder)
julianmunozvaras said:
I was trying to root my samsung galaxy a5 2017 with TWRP and I accidentally deleted system data. Then, I tried rebooting the phone and it got stuck in a bootloop. To fix this problem I tried flashing stock 8.0 firmware from sammobile via odin and I got this error:
Sw rev. Check fail. Device: 6, binary 5. I think that this means I have to flash the latest stock firmware but there isn't a newer one.
After that, I tried to use my phone by flashing a custom rom (Lineage 15.1) and I discovered that I have no imei,no baseband and no ip adress. I have installed many custom roms but the issue is still there. I am trying to get my phone to work with stock firmware and fix the IMEI issue but odin wont let me flash because of that error. I would appreciate if anyone could help. Thanks.
Click to expand...
Click to collapse
You aren't flashing the current version of software.
Sent from my Samsung SM-A520W using XDA Labs
iloveoreos said:
You aren't flashing the current version of software.
Sent from my Samsung SM-A520W using XDA Labs
Click to expand...
Click to collapse
I tried installing the latest version available and I had the same error.
julianmunozvaras said:
I tried installing the latest version available and I had the same error.
Click to expand...
Click to collapse
Well, I don't know what else could be wrong.
Sent from my Samsung SM-A520W using XDA Labs
julianmunozvaras said:
I tried installing the latest version available and I had the same error.
Click to expand...
Click to collapse
Listen to me, it happened to me 2 days ago, and I came to the conclusion that I was not flash the latest firmware. You need to flash the same firmware with the same bootloader or more recent, the error you receive is because you are flashing an older version of bootloader. Do one thing, type the code *#1234# on the phone keypad
mark the code that gives you on 'AP and look it on Sammobile at https://www.sammobile.com/firmwares/galaxy-a5/SM-A520F/ITV/ select your language and look for the firmware with your own code . You will see that odin flash it.
Samsung A520F Custom Binary Error
Hello please I have been trying to reload my Samsung A520F firmware for a couple of weeks
It all started with the phone trying to update (over WIFI) and somewhere along the line files must have gotten corrupted
This led to the phone constantly restart and shutting down applications
I decided to just download the firmware and use Odin to reload. This, unfortunately, didn't go so well as now the phone isn't starting up anymore but can still get to download mode.
PDA firmware is A520FXXUACSE6
Region is EUR
Network is OPEN
every time I use this firmware I get the error
" Custom binary (BOOT) Blocked by FRP Lock
Please note currently at the moment phone refuses to boot up I read about removing OEM lock and don't know if this is the problem.
Please could you help out
koolblowkid said:
Hello please I have been trying to reload my Samsung A520F firmware for a couple of weeks
It all started with the phone trying to update (over WIFI) and somewhere along the line files must have gotten corrupted
This led to the phone constantly restart and shutting down applications
I decided to just download the firmware and use Odin to reload. This, unfortunately, didn't go so well as now the phone isn't starting up anymore but can still get to download mode.
PDA firmware is A520FXXUACSE6
Region is EUR
Network is OPEN
every time I use this firmware I get the error
" Custom binary (BOOT) Blocked by FRP Lock
Please note currently at the moment phone refuses to boot up I read about removing OEM lock and don't know if this is the problem.
Please could you help out
Click to expand...
Click to collapse
Obviously you are frp locked. But I didn't think that blocked from flashing official.

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