Memory cleaning is designed to delete sensitive data from the temporary memory on your BlackBerry Bold 9000 series device such as the cache for the browser, unencrypted data from email messages, LDAP authentication passwords, and the clipboard (copy & paste). To enable this feature, follow these steps:

1. From the Home screen, go to Options.

2. Select Security Options.

3. Select Memory Cleaning.

4. Change Status to Enabled.

If you like, you can change Show Icon on Home Screen field to Yes and use the feature that way. This way , you’ll have a Memory Cleaner icon on your Home screen that will show you what data is being deleted.

5. Press Menu.

6. Select Save.