Security error help. Tried everything I know of - Samsung Galaxy A51 5G Questions & Answers

I flashed my Verizon A51 5G UW with the wrong zip file and now it won't boot past the green security screen of death.
"Secure check fail : boot"
"Security Error: This phone has been flashed with unauthorized software and is locked. Call your mobile operator for additional support. Please note that repair/return for this issue may have additional cost."
I'm download mode I get
"RPMB fuse set.
"RPMB PROVISIONED.
"KG status : prenormal.
Any help would be so much appreciated

emfx1 said:
I flashed my Verizon A51 5G UW with the wrong zip file and now it won't boot past the green security screen of death.
"Secure check fail : boot"
"Security Error: This phone has been flashed with unauthorized software and is locked. Call your mobile operator for additional support. Please note that repair/return for this issue may have additional cost."
I'm download mode I get
"RPMB fuse set.
"RPMB PROVISIONED.
"KG status : prenormal.
Any help would be so much appreciated
Click to expand...
Click to collapse
Have you tried re-flashing it with stock firmware using Odin, as suggested in this thread?

Related

Cant Boot my S6 "Custom Binary Blocked by Reactivation Lock"

My S6 when trying to install TWRP he does not care anymore, only the message "custom binary blocked by reactivation lock", tried installing another ROM again on top but the ODIN of the message "no binary is selected!" the system can get into donwload mode. Help me.
Brunno Santhiago said:
My S6 when trying to install TWRP he does not care anymore, only the message "custom binary blocked by reactivation lock", tried installing another ROM again on top but the ODIN of the message "no binary is selected!" the system can get into donwload mode. Help me.
Click to expand...
Click to collapse
Unlock reactivation lock in: http://findmyphone.samsung.com with your samsung account.
The samsung website can not maintain a stable connection , the error "failed to perform the function due to the unstable network CONNECTION " already tried to get through my tablet and the message was the same.
kmiloxdxd said:
Unlock reactivation lock in: findmyphone.samsung.com with your samsung account.
Click to expand...
Click to collapse
my device only works in domwload mode
Brunno Santhiago said:
my device only works in domwload mode
Click to expand...
Click to collapse
It is not necessary to boot the device
you need to open that link in your pc and download kies or smartswitch and connect your gs6 to kies or smartswitch
Find the correct firmware
Yeah I was bugging out for a minute but I took a breather and looked up the exact correct firmware for my phone. I have T-Mobiles Galaxy s6. Found the exact firmware for 5.1.1 for my model and it worked. EVERYTHING else just failed right away. I love this site. Always has the answers!

Please help! Double problem "Need to check DRK" and "FRP locked"

Hello! I have been looking on the forum but i didn't find a solution, I have a galaxy s6 G920T, I turned off my phone but i forgot unlock the OEM ...
Then i tried to turn it on, and i saw FRP Locked, flashed the stock rom with ODIN and now i have to bad situations, my phone started with
"dm-verity verification failed...
Need to check DRK first...
i know i can solved this installing a kernel but i tried to install TWRP with odin and FRP Custom Binary locked appears... what can I do? I tried so many times with odin, Samsung smart switch and nothing... :crying:
vincent_melgarejo said:
Hello! I have been looking on the forum but i didn't find a solution, I have a galaxy s6 G920T, I turned off my phone but i forgot unlock the OEM ...
Then i tried to turn it on, and i saw FRP Locked, flashed the stock rom with ODIN and now i have to bad situations, my phone started with
"dm-verity verification failed...
Need to check DRK first...
i know i can solved this installing a kernel but i tried to install TWRP with odin and FRP Custom Binary locked appears... what can I do? I tried so many times with odin, Samsung smart switch and nothing... :crying:
Click to expand...
Click to collapse
Hi, I have the same problem with a S6 G920T. Were you able to solve the problem?

Help me up!! S7 Edge g935 at&t

hello guys..my s7 edge is bootloop or something.. at first im running sm g935a 6.0.1 marshmallow, then i tried to flash sm g935a oreo on it via odin.. then it fails..it says "sw rev check fail: [boot] fused 8> binary 1" then i tried flashing it again, it says "sw rev check fail: [aboot] fused 8 >binary 1" then my phone says, "system software not authorized by at&t has been found on your phone please turn off your phone and go to nearest at&t store for help" then i tried to flash the stock firmware g935a.. what happens now is i tried to boot to recovery but i can't, because the "system software not authorized by at&t ect.." always popping up..my phone won't boot either even restarting.. there is a red line say THIS IS OLD BINARY PLEASE UPDATE TO LATEST BINARY (boot.img) ..i don't have any idea how to fix it.. please help me..

problems after Rooting sm t295(galaxy tab 8?

in this video, I am explaining how to fix this error After Failing to install a custom ROM/root or Odin FAIL error. No Download mode fix. The Samsung Galaxy Tab 8 (2019) remains stuck on an error screen that says "security error. this phone has been flashed with unauthorized software & is locked. call your mobile operator for additional support. please note that the repair/return for this may have additional cost"

How to bypass rmm state prenormal in samsung galaxy m30

This is my first time rooting a phone. I aam using samsung galaxy m30 SM-M307F (INDIA INS) so these are a following steps that I did -
1. Went to about phone > Software information > Tapped on build no 7 times
2. Enabled oem unlocking and usb debugging.
3. Turned off my phone.
4. Pressed the volume up and volume down button. I also connected my phone with a usb cable that was connected to pc so that I can enter into download mode.
5. Long pressed volume up key to unlock bootloader and then pressed volume up key one time to unlock the bootloader which rebooted my pc and wiped my data.
6. After reboot when I go to settings I can no longer see developers options, no oem unlocking options etc etc.
I entered into download mode again which was telling me to lock my bootloader again which meant that I was sucessfull in unlocking the boot loader ig ? But it was saying that -
KG STATE: Checking
OEM MODE:OFF(U)
I don't remeber what was written there exactly but it was something along these lines. Can some one help me? It is my first time rooting a device and I am very confused whats going on. I asked some people and they said that I have to bypass the rmm state protection if I want to get oem unlocking option back and I want to flash firmware files. Any help will be greatly appreciated.
EDIT: I don't have samsung galaxy m30 phone with me rn so I cannot send the ss at this moment but if you need the ss I will send it to u soon.
Look inside here:
Fix Prenormal RMM State Lock Error on Samsung Galaxy Devices | iHax
Here's how to fix the annoying "Prenormal RMM State Lock" error on Samsung Galaxy devices.
ihax.io
jwoegerbauer said:
Look inside here:
Fix Prenormal RMM State Lock Error on Samsung Galaxy Devices | iHax
Here's how to fix the annoying "Prenormal RMM State Lock" error on Samsung Galaxy devices.
ihax.io
Click to expand...
Click to collapse
Oh ok I got it but how will I install TWRP on my samsung galaxy M30 ? Is there a guide for it ? Can u give me the link to the guide.
EDIT: I have another question. After installing TWRP and bypassing rmm state lock in my phone I can root my phone in 2 ways ? -
1. By Using TWRP.
2. Going into download mode and flashing the AP,BL,CP,CSC with the help of odin ?
Sorry for the dumb question.

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