Troubleshooting: Display
My display changed
Depending on your theme, display options such as icons, fonts, and your Home screen background, might change when you
switch themes.
Related information
Use a picture as your device wallpaper, 12
Find or hide an application icon, 11
Switch themes, 25
No application opens when I press a Convenience key
Try the following:
• If you have not done so, assign an application to the key.
• Verify that you did not delete the application that you assigned to the key.
The screen turns off
When you do not use your BlackBerry® device for a period of time, the screen turns off to conserve battery power. You can
change the length of time that the backlight stays on when you are not touching your device.
To turn on the screen, click the trackpad or press a key.
Related information
Set options for backlighting, 202
User Guide
Screen display
205