: Ensure you have the BlackBerry Desktop Drivers or Google USB Drivers installed on your PC, or the fastboot command won't "see" your phone.
: Be extremely careful not to flash a BBB100-1 autoloader onto a Go to product viewer dialog for this item. blackberry keyone stuck in bootloader menu repack
Most KEYone variants (especially CDMA/Verizon) have locked bootloaders that reject any modified "repack" files. To help you get back to the home screen, let me know: What is your specific model number (e.g., BBB100-1)? Were you trying to downgrade or install a custom ROM ? : Ensure you have the BlackBerry Desktop Drivers