Identify and delete applications and themes you don't
need.
On the home screen or in a folder, click the Options icon.
Click Device > Application Management. To view the
details about your smartphone's memory and CPU usage,
slide your finger on the trackpad right or left. To delete an
application or theme, click an item. Click Delete.
Delete languages you don't use. On the home screen or in a folder, click the Setup icon.
Click Languages and Input Methods.
Delete browsing history and clear the cache. On the home screen, click the Browser icon. Press the
key > Options. Go to the Clear Browsing Data
section.
Delete messages.
Highlight a message. Press and hold the key. On the
trackpad, slide your finger up or down. Release the
key. Press the key > Delete Messages.
Or, highlight a date. Press the key > Delete Prior.
Reduce the amount of time that your smartphone stores
email messages and calendar entries.
On the home screen, click the Messages icon or Calendar
icon. Press the key > Options.
Stop storing sent messages on your smartphone. On the home screen, click the Messages icon. Press the
key > Options > Email Preferences.
Receive only the first section of long email messages, and
choose whether to download more.
On the home screen, click the Messages icon. Press the
key > Options > Message Display and Actions.
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
Storing and filing email,
Change how long your smartphone stores calendar entries, 201
Delete a language from your smartphone, 246
Tips: Updating your software
Updated BlackBerry Device Software and BlackBerry Desktop Software are released periodically, and you might be able
to update the software from either your computer or your smartphone. Research In Motion recommends that you
regularly create and save a backup file on your computer, especially before you update any software. Maintaining a
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