Before you will do a hard reset BlackBerry 9790 please be sure you make Back up your Contacts and Data (photo, video, app, etc..). This procedure will delete all info on your device and it will be a new one from the factory.
A hard reset may help with a blank or frozen screen, apps crashing or freezing, keypad/touchscreen problems, can’t hear, battery drain fast, device making noises, can’t make or receive calls and the device won’t sync or any else that can turn using phone into a nightmare.
We know 2 ways to do a hard reset: via menu or via a combination of keys.
How to reset blackberry bold 9790 via a menu:
- Unblock
- Main menu
- Options(Settings)
- Security and Privacy
- Security Wipe
- Enter Password confirmation “blackberry”
- Check all box
- Wipe data
- Your device will be restarted and returned to factory mode.
The second-way how to factory reset blackberry bold by using buttons:
- Press and hold the Alt key + Right Shift key
- With both of those buttons still pressed, press the Backspace/Delete key
- When the screen turns off to indicate that the BlackBerry smartphone is restarting — Finish
Some user says that some problems are solved with this easy solution:
- Turn Off the phone
- Remove the battery cover from the back of the BlackBerry smartphone
- Remove the battery,
- Reinsert it after a few seconds
- Replace the battery cover.
- Turn On