If you have never connected a BlackBerry to your PC, you need drivers.
The flasher runs entirely from the PC. However, you will need the trackpad for initial setup. Use USB OTG + a mouse if necessary. blackberry 9790 flash file updated
Flashing firmware carries inherent risks. Ensure you complete this checklist before proceeding to minimize the chance of data loss or hardware failure. If you have never connected a BlackBerry to
Select your language and the applications you want to install. blackberry 9790 flash file updated
Connect your BlackBerry 9790 to the PC via the USB cable. The Loader utility should detect the device and display its communication port (e.g., COM3 or USB:UNKNOWN ). Click "Next." Step 5: Select System Components