A30s..A307FN how to unlock bootloader (security patch:August 1,2019)? - Samsung Galaxy A30s Questions & Answers

Hi! to all
Here are details:
baseband version:A307FNXXU1ASHE
security patch:August 1,2019
in developper settings oem show up and enable
phone still locked in download mode
KG STATE:Checking
FAP LOCK OFF
OEM LOCK ON(U)
Best Regards!

netphone said:
Hi! to all
Here are details:
baseband version:A307FNXXU1ASHE
security patch:August 1,2019
in developper settings oem show up and enable
phone still locked in download mode
KG STATE:Checking
FAP LOCK OFF
OEM LOCK ON(U)
Best Regards!
Click to expand...
Click to collapse
Hello friend, maybe you can try to download and reinstall the same rom you have and use odin to install it, the rom will give you a clean system later you can try to enable OEM again!

netphone said:
Hi! to all
Here are details:
baseband version:A307FNXXU1ASHE
security patch:August 1,2019
in developper settings oem show up and enable
phone still locked in download mode
KG STATE:Checking
FAP LOCK OFF
OEM LOCK ON(U)
Best Regards!
Click to expand...
Click to collapse
open you phone and connect to internet
Enable Developer Options: go to Settings -> About device. Tap 7 times on Build number to enable Developer options.
Enable OEM unlock and USB debugging options ( Settings -> Developer options )
Download and Install Samsung Mobile Phone Drivers ( ignore this if you have installed it ) Drivers Download
Enter Download Mode ( Connected USB Cable to PC, Turn Power off the phone, Press and hold Volume Down + Volume Up keys together then while pressing these keys connecting the phone to PC with USB Cable Data, release all keys when Download Mode appears ).
In Download Mode you see the long press Vol Up option to enter Device Unlock Mode. Unlock the bootloader ( that will wipe your device so be sure to backup of your data )
After Bootloader unlock, the phone will reboot and make sure the phone connected to the internet
now repeat (1) and go to devolper options you will found that OEM unlock is checked with gray and you cannot change it
now your bootloader will be unlocked successfully .

Related

Can not change FRP status to unlock

Hi guys,
My FRP status on fastboot is always locked.
I tried these but I can not make It unlocked
-lock bootloader,enable develepoers settings, open oem unlock from developers, unlock bootloader, factory reset obviously
-downgrade to emu4.1, factory reset, play with bootloader and oem unlock option with multiple combinations
-did search all xda and googled lots of forums.
I can't flash recovery, boot or anything from fastboot since FRP lock is ON.
Any ideas, what can i do?
Same here, no one can help ?
go to Settings > About Phone then tap Build number 7X. Go to Developer options > click on OEM unlocking and USB Debugging.
Did u try dc unlocker tools

Adb, CMD Device not listed please help

Model: MAH-L09C432B156
EMU: 5.0
Android Ver: 7.0 NOT ROOTED!
No access to Devlepoer options for USB Debugging
Hi I have a Huawei Mate 9 which is FRP locked, I have gained the unlocking code from Huawei and have all relevent software and instructions to unlock Bootloader and remove the FRP protecton but I am really struggling with connecting the device in CMD with adb.
I have drivers installed and have allowed connections to phone with HiSuite on device and PC, I am unable to get into Developer settings due to FRP protection bur according to what I have seen in every walkthrough shows that this should not be a problem, even though I am unable to enabe USB debugging. Anyway I did have it connected once but have not been able to since so if anone can tell me where i might be going wrong I would be grateful.
After resetting phone and following instuctions via Huawei to prepare device I hold Vol- and plug in USB to Boot into Fastboot/Recovery mode.
Open CMD and execute Adb.exe in command, after that I enter command \adb devices which gets deamon running but showing no device.
I have tried going into what settings I am able to enter and enable USB in any way possible but still to no joy.
I have looked at posts on here but not found anything that seems to help as yet or I have just not looked in correct place.
Please can someone help as this is frustrating. Thanks Stew.
If you entered fastboot already try "fastboot devices" instead of adb
Did you go into about phone and tap the "build number" 7 times to enable developer options? If so you should be able to access and enable USB debugging
Sent from my MHA-AL00 using XDA-Developers Legacy app
" I have gained the unlocking code from Huawei "
please could you tell me how did you get that frp unlocking code from stupid Huawei?
they didn't answer my emails for one month now!
jr313 said:
Did you go into about phone and tap the "build number" 7 times to enable developer options? If so you should be able to access and enable USB debugging
Sent from my MHA-AL00 using XDA-Developers Legacy app
Click to expand...
Click to collapse
frp lock doesnt matter if you dont have oem unlock permission it wont help try using HWOTA with unlock code
i am in same boat since a month now and unable to bring the device back to life as i dont have usb debugging enabled and oem unlock permission and phone is bricked through huawei own official app and firmware

Is there a way as of 2020 to unlock the bootloader?

Yes, I have searched the whole forum and after finding mixed answers I decided to post a question myself. I have used the Huawei Bootloader Unlock app from the Play Store in a P10 Lite and it worked fine but it says P20 is not supported. I have read on methods like disassembling the device but that's out of my range. So the question here is: Is there ANY way (apart from the disassembling one) to unlock the bootloader?
Thanks.
TotallyNotInUse said:
Yes, I have searched the whole forum and after finding mixed answers I decided to post a question myself. I have used the Huawei Bootloader Unlock app from the Play Store in a P10 Lite and it worked fine but it says P20 is not supported. I have read on methods like disassembling the device but that's out of my range. So the question here is: Is there ANY way (apart from the disassembling one) to unlock the bootloader?
Thanks.
Click to expand...
Click to collapse
I asked DC_Unlocker Support if they could Unlock my Bootloader on my P10Lite with android 8 ! And they told me after Android 8, and Emui 5+ the P10Lite Devices aren't Supported now.
If their would be a Way or if anyone has an other Idea... DLoad, Flashing Roms Rollback didn't worked for me.
But i would really like to try other Ways if their would be a Chance for a Working Way to Rollback on Android 7. Couse than DC-Unlocker would Work and could Unlock the Bootloader and Root the Phone, Flash TWRP and Doing much other things.
Sent from my [device_name] using XDA-Developers Legacy app
I'd love to know... I have my unlock code, but I have no idea how to use it. I got my code from Huawei before they stopped providing them.
ElChe said:
I'd love to know... I have my unlock code, but I have no idea how to use it. I got my code from Huawei before they stopped providing them.
Click to expand...
Click to collapse
First of all, enable the Developer Option
1. To Enable the Developer Option, Go to your Settings –> System -> About Phone -> Now Tap on the Build Number 7-8 Times until you see a toast message “Developer option enabled“
2. Now go to Developer optiosn in the settings and Enable OEM unlock
3. Download Minimal ADB and Fastboot
4. Turn off your phone and Press Volume Up and Power button simultaneously to open Fastboot mode or enter the command [to enter command, you need to connect your phone to PC using USB Cable]
Code:
adb reboot bootloader
5. now unlock your device’s bootloader with this command line.
Code:
fastboot oem unlock *****************
You need to replace the ****** with the unique unlock code.
Once it is done, you can reboot your phone. Now you can install TWRP Recovery, Custom Kernel, Root or even install Custom ROM. Enjoy!
TotallyNotInUse said:
First of all, enable the Developer Option
1. To Enable the Developer Option, Go to your Settings –> System -> About Phone -> Now Tap on the Build Number 7-8 Times until you see a toast message “Developer option enabled“
2. Now go to Developer optiosn in the settings and Enable OEM unlock
3. Download Minimal ADB and Fastboot
4. Turn off your phone and Press Volume Up and Power button simultaneously to open Fastboot mode or enter the command [to enter command, you need to connect your phone to PC using USB Cable]
Code:
adb reboot bootloader
5. now unlock your device’s bootloader with this command line.
Code:
fastboot oem unlock *****************
You need to replace the ****** with the unique unlock code.
Once it is done, you can reboot your phone. Now you can install TWRP Recovery, Custom Kernel, Root or even install Custom ROM. Enjoy!
Click to expand...
Click to collapse
Wow thanks! I'll get on that this weekend!

HELP!!! Custom Binary (BOOT) Blocked By OEM Lock

Hi there, I've been having trouble rooting my Samsung Galaxy A20 - SM-A205GN for awhile now. I'm officially on Android Version 10 with One UI Version 2.0, I've followed the provided guide to root my device but it fails on Odin "all versions" when I flash the recovery.tar file. After it fails it gives me a prompt on my phone on recovery mode saying Custom Binary (BOOT) Blocked By OEM Lock. I have enabled OEM Unlocking and USB debugging but it seems like it doesn't enable is there a way that your carrier can block these options to not enabled because that's what my starting to think why I can't seem to root my device. Can anyone suggest any workaround or fixes for this problem.
While your phone is turned off hold down both volume buttons and connect the usb cable, it will give you 2 options just hold down the volume up button and your bootloader will be unlocked
mody00 said:
While your phone is turned off hold down both volume buttons and connect the usb cable, it will give you 2 options just hold down the volume up button and your bootloader will be unlocked
Click to expand...
Click to collapse
That will go to download mode but wont unlock bootloader
2triple0 said:
Hi there, I've been having trouble rooting my Samsung Galaxy A20 - SM-A205GN for awhile now. I'm officially on Android Version 10 with One UI Version 2.0, I've followed the provided guide to root my device but it fails on Odin "all versions" when I flash the recovery.tar file. After it fails it gives me a prompt on my phone on recovery mode saying Custom Binary (BOOT) Blocked By OEM Lock. I have enabled OEM Unlocking and USB debugging but it seems like it doesn't enable is there a way that your carrier can block these options to not enabled because that's what my starting to think why I can't seem to root my device. Can anyone suggest any workaround or fixes for this problem.
Click to expand...
Click to collapse
This happens to the a207f because it has Snapdragon instead of Exynos
You have to flash Stock Firmware
Boot back to download mode and long Press Volume up button.
then you will be oem unlocked
....except not that I unlocked and relocked bootloader on s10e it won't show up again in developer options

OEM on(u) in download mode

hi guys
i have a samsung s10e SM-G970F Exynos 9820. i enabled allow oem to be unlocked in developer options, and also usb debugging. i am running android 12 as phone just updated. i cant flash anything using odin it just fails all the time. i did notice in downlaod mode that it said next to oem it said oem on(u) and underneath it said KG checking.
any help with an explaination of what the both mean as i would like to flash twrp and custom rom
regards
albouet

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