Follow these steps:
- Backup data from your blackberry using the Device Manager (DM). You can install the DM from the CD included in the box when you first bought blackberry or you can download it.
- Download and install BBSAK software. You can download it here.
- Download and install Blackberry OS 6. You can download it here (select your service provider and choose your blacberry's type, e.g. Blackberry Bold (TM) 9700 smartphone).
- Go to C:\Program Files\Common Files\Research In Motion\AppLoader, and delete vendor.xml.
- Open BBSAK and click Wipe Device.





















