If the buttons are fine but the screen remains, use the hardware keys to manually tell the system to launch.
: For advanced users, specific autoloader files (matched to the device's PRD or model variant like BB100-1) can be used to completely wipe and reinstall the OS. blackberry keyone stuck in bootloader menu top
This restores the entire OS and usually fixes a soft-bricked bootloader loop. If the buttons are fine but the screen
Internal hardware issues, specifically a loose ribbon cable for the physical buttons, can cause the device to "phantom press" keys and enter this mode. Internal hardware issues, specifically a loose ribbon cable
If the factory reset doesn't work, your KEYone's operating system is likely damaged beyond a simple wipe. The solution is to completely reinstall the OS using a tool called an "autoloader." An autoloader is an official executable file created by BlackBerry that reinstalls the entire operating system via a PC.
Extract the downloaded Autoloader zip file on your computer. Open the extracted folder and run the flashing script (usually named flashall.bat for Windows or flashall.sh for Mac).
