Step 6 – Next, type in the following ADB command and press Enter. On the phone, you should select Yes with Volume-down button and press Power button to confirm.
fastboot flashing unlock
Step 7 – After the process is complete, run the following command
That’s it! Your Essential phone bootloader is now unlocked.
You can now install a custom recovery, a custom ROM or any system tweak you like. Just be careful with what you do!
If you run into any problems while performing the above tutorial, please leave us a message below in the comments.