How to Relock Bootloader Xiaomi Redmi 5A

In this article i will show you how to re-lock bootloader on xiaomi redmi 5a, to re-lock the bootloader we are going to need adb & fastboot command line tool.

Requirements

1. a computer with working adb & fastboot command line tool
2. usb debugging enabled on the phone
3. the phone bootloader status currently unlocked

How to Relock bootloader on Xiaomi Redmi 5A

• enable usb debugging on the redmi 5a
• plug the phone to the computer
• open command line and run adb devices to make sure the phone is detected

adb devices

• put the phone into fastboot mode by running adb reboot bootloader (or use volume rocker down + power button combination)

adb reboot bootloader

• once the phone is on fastboot mode, lock the bootloader by running one of these command (choose one command, if not work then use the other one)

fastboot oem unlock

fastboot flashing lock

fastboot oem relock

• reboot the phone by running fastboot reboot

fastboot reboot

• go to settings > additional settings > developer options > mi unlock status, the bootloader status should be locked.
• done!