Return to the main page, select System , and open Developer Options . Locate the USB Debugging toggle switch and flip it to On . Locate the OEM Unlocking toggle switch and flip it to On .

To unlock the bootloader on your , you generally need to participate in an official developer program or use a specific unlock tool if available. Sharp devices are notoriously difficult to unlock compared to other Android brands due to their locked-down firmware. 1. Official Developer Program Method

An unlocked bootloader allows any code to run at boot, which can make the device more vulnerable to sophisticated malware.