Do not format the mass memory using PC software, because it may cause degradedperformance.You can use Nokia Suite to back up your content to a compatible computer. Digitalrights management (DRM) technologies may prevent some backup content frombeing restored. For more info about DRM used for your content, contact your serviceprovider.Format a memory cardWant to delete all content from your memory card? When you format a memory card,all the data on it is deleted.1 Select > Files.2 Select and hold the memory card, and from the pop-up menu, select Format.Password protect your memory cardWant to protect the memory card against unauthorised use? You can set a passwordto protect the data.1 Select > Files.2 Select and hold the memory card, and from the pop-up menu, select Setpassword.3 Enter a password.Keep the password secret and in a safe place, separate from the memory card.Free up phone memoryDo you need to increase the available phone memory, so you can install more appsor add more content?You can delete the following if no longer needed:• Text, multimedia, and mail messages• Contact entries and details• Apps• Installation files (.sis or .sisx) for installed apps• Music, photos, or videosCopy content you want to keep to the mass memory, to a compatible memory card(if available), or to a compatible computer.Manage applicationsAbout applicationsSelect > Settings and Installations.114 Phone management