Increase available memory so you can add more content
Do you need to increase the available device memory, so you can install more applications or add more content?
You can delete the following if no longer needed:
Text, multimedia, and mail messages
Contact entries and details
Installation files (.sis or .sisx) for installed applications
Music, pictures, or videos
Copy content you want to keep to the mass memory or to a compatible computer.
If expired trial or demo applications are installed, remove them.