BlackBerry SWD-1735726-0622010334-001 用户手册

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• To encrypt files using an encryption key and your smartphone password, change the Mode field to Device Password & 
Device Key.
5. Press the 
 key > Save.
To stop encrypting data and files on your smartphone, in the Device Memory section, clear the Encrypt checkbox. To stop 
encrypting files on your media card, in the Media Card section, clear the Encrypt checkbox.
Tips: Storage space and media cards
Tips: Freeing space for your music, pictures, videos, and files
You can store files in the built-in media storage on your BlackBerry smartphone or on a media card.
Check how much storage is used by media files and 
documents.
On the home screen, click the Media icon. Press the 
 key 
Memory Use.
Delete unneeded files.
On the home screen or in a folder, click the Files icon. Find and 
highlight a file. Press the 
 key > Delete.
Reduce the size of pictures you take and videos you record.
On the home screen, click the Camera icon or the Media icon 
Video Camera icon. Press the 
 key > Options. Change 
the Image Size or Video Format field.
Store files on a media card instead of your smartphone.
On the home screen, click the Camera icon or the Media icon 
Video Camera icon. Press the 
 key > Options. In the 
Storage section, change the Store Pictures or Store Videos 
field.
Research In Motion recommends that you regularly create and save a backup file on your computer, especially before you 
update any software. Maintaining a current backup file on your computer might allow you to recover smartphone data if your 
smartphone is lost, stolen, or corrupted by an unforeseen issue.
Related information
User Guide
Storage space and media cards
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