Os 7 Download For Blackberry 9700

- to use our downloads center you must first be logged into your account. registration is free and only takes a minute to complete. once you are registered, you will have full access to our downloads center! - if you choose to install a file from our downloads center to your device, it is at your own risk.. See more about updating your bb os on blackberry's site. remember to create a backup of your blackberry’s data before starting the os 7.1 upgrade process, and sync your phone with blackberry desktop manager first, so that if something goes wrong you'll have a backup.. Home