Bootloader Unlock In SAMSUNG Galaxy A51

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How to unlock bootloader in SAMSUNG Galaxy A51?

Necessary Tools and Drivers

WiFi Network with internet access.

WARNING! Bootloader unlocks on the device will erase all of your data. All described operations you are doing at your own risk. If want saves your data do a backup before start. The battery should be at least 50% charged before the start.

SAMSUNG Galaxy A51 Bootloader Unlock Manual

When you're ready you can follow this simple manual.

Turn on the SAMSUNG Galaxy A51 by the power button.
Turn on Wi-Fi settings and connect to the preferred router with internet.
Check in the settings menu that SAMSUNG Galaxy A51 got a firmware update.
Enable the developer options menu.
Tap back button to back to the main settings menu.
Select the developer options menu and enable the OEM lock option.
Turn off SAMSUNG Galaxy A51 by the power button.
Next press and hold volume up and volume down buttons and connect SAMSUNG Galaxy A51 to USB-C cable.
The SAMSUNG Galaxy A51 device turn on in download mode, can relise all buttons.
Then press and hold volume up button until see bootloader unlock menu.
Press again the volume up button to confirm the bootloader unlock process.
If SAMSUNG Galaxy A51 write a message that all data will be deleted just confirm that you know this and process begin.
After the process complete SAMSUNG Galaxy A51 will reboot and device will be with unlocked bootloader and SAMSUNG Galaxy A51 inform you about this on screen.
That all, everything ends without a problem next can write to phone ROOT, Custom Recovery or Custom Firmware.