Before initiating a firmware change, the hardware and software baseline must be established: BlackBerry 7.1 OS (Original/Native). Connectivity: 3G, Wi-Fi, and NFC capability [ 0.5.3 ]. Processor: Marvel Tavor MG1 1.0 GHz. Memory: 768 MB RAM; 8 GB Internal Storage. 2. Firmware Update Methodologies
This firmware cannot be downgraded to versions earlier than 7.1.0.900 due to security lockstep changes. Firmware Change Update on BLACKBERRY 9790 Bold
: Various carriers released 7.1 bundles, with common late-stage versions being 7.1.0.1033 7.1.0.1098 Carrier Specificity Before initiating a firmware change, the hardware and
Still in the AppLoader folder, double-click Loader.exe . Do not use Desktop Manager’s automatic update. Before initiating a firmware change
Navigate to (Wrench Icon) > Security > Security Wipe [ 0.5.1 ].
: Link your 9790 to a Windows PC or Mac via USB and open BlackBerry Desktop Software .