After the reset, the phone will reboot to the setup wizard. It is now .
fastboot oem device-info Look for: (bootloader) Device unlocked: false
Open a command prompt (Admin on Windows) or Terminal (Mac/Linux) in your Platform Tools folder. unlock bootloader sharp aquos zero 2 upd
The Sharp Aquos Zero 2 is a smartphone that defies convention. With its 240Hz refresh rate OLED display, Snapdragon 855, and lightweight magnesium frame, it remains a cult favorite among mobile gamers and tinkerers. However, Sharp’s notoriously locked-down software policy often frustrates users who want to push the device further.
adb devices (You should see your device serial number followed by "device") After the reset, the phone will reboot to the setup wizard
fastboot flashing unlock_critical Note: This is different from fastboot oem unlock . Unlock critical first.
Check device connection:
Last Updated: May 2026 Difficulty Level: Advanced Risk Factor: High (Data wipe, potential brick)