Here is, how to disable the unlocked bootloader warning message screen. Steps are simple just download and flash the logo.bin file..
How to install logo:
- Download logo.zip from attached files
- Extract it
- Install using fastboot
1.zip to 14.zip are flashable. Just flash from the twrp.
fastboot flash logo logo.bin fastboot reboot
batman_logo.zip - custom logo image (instead of stock logo) stock_logo_original.zip - this is the original stock logo (if you want to revert) logo.zip - normal logo (for disabling the warning message screen )