If not: Install the Google USB Driver manually via SDK Manager.
Plug your KeyOne into the PC using the original cable. Open on Windows. Under "Android Device" or "Portable Devices," you should see Android Bootloader Interface . blackberry keyone autoloader full
: It brings the phone back to a "clean slate" state, just as it was out of the box. Bypasses OS Glitches If not: Install the Google USB Driver manually