: Sometimes a specific button sequence can snap the device out of the menu. Press and hold the Power button and then quickly press the Volume Down button; release both as soon as the screen goes black. Common Causes for the Bootloader Loop
The simplest solution is to restart your device. Press and hold the Power button for 10-15 seconds to force a restart. If your device restarts normally, then the issue is resolved. blackberry keyone stuck in bootloader menu
What you see:
A: The boot partition is missing or corrupt. Reflash boot.img via fastboot. : Sometimes a specific button sequence can snap
Charge and try again