Blackberry 9900 Autoloader 'link' -

Some users prefer specific older versions of BlackBerry OS 7.0 or 7.1 due to battery performance or app compatibility. Official tools block downgrades, but autoloaders bypass this restriction. Prerequisites Before Flashing

: Once the command prompt window closes, the phone will reboot. The first boot can take several minutes. Internet Archive Important Considerations blackberry 9900 autoloader

The 9900 was the first Bold with and a touchscreen running OS 7.0, which was a transitional OS (between OS 6 and the abandoned BB10). It suffered from: Some users prefer specific older versions of BlackBerry OS 7