Delete the previous version of the BlackBerry Device Software
If you update your BlackBerry® Device Software, the previous version of the software might be stored on your BlackBerry device for up to 30
days. To increase the amount of application memory on your device, you can remove the previous version manually.
1.
On the Home screen or in a folder, click the Options icon.
2. Click Advanced Options.
3. Click Wireless Update.
4. Click Previous update succeeded.
5. Press the Menu key.
6. Click Delete Downgrade Data.