Locate the appropriate autoloader for your device model and carrier.
: Ensure all data is backed up using BlackBerry Desktop Software as the autoloader will delete everything. Blackberry 9900 Autoloader Flash File
The beauty of the Autoloader lies in its simplicity. Once the correct version for the 9900 (often OS 7.1.0.1098 or similar) is downloaded, the process generally involves: Connecting the BlackBerry to a PC via USB. Running the Autoloader .exe as an administrator. Locate the appropriate autoloader for your device model
autoloader file on your PC. A black command window will appear. make sure you have the following:
Before proceeding, make sure you have the following: