Blackberry Fastboot Driver [upd]

from Google. If the device isn't recognised while in Fastboot mode, you may need to manually point the Windows Device Manager to these Google drivers. 3. Manual Driver Installation (Windows)

Are you trying to using an autoloader, or are you looking to unlock the bootloader for a specific modification? Last Version of Windows USB Drivers for Android BlackBerry blackberry fastboot driver

If you have a BlackBerry Bold, Curve, or Classic (BBOS 10), stop here—Fastboot does not apply to you. from Google