Free Up Phone Memory; Remove An Application From Your Phone; Security - Nokia Lumia 800 User Manual

Restore a backup to your phone
Use a USB data cable to connect your phone to your primary computer, and use Zune
to restore your backed up content and the earlier version of your phone software.

Free up phone memory

Do you need to increase the available phone memory, so you can install more apps
or add more content?
You can delete the following if no longer needed:
•
Text, multimedia, and mail messages
•
Contact entries and details
•
Apps
•
Music, photos, or videos

Remove an application from your phone

You can remove installed applications that you no longer want to keep or use, to
increase the amount of available memory.
1 On the start screen, select
2 Select and hold the application to remove, and select uninstall. You may not be
able to remove some applications.
If you remove an application, you can reinstall it without purchasing it again, as long
as it is available in Marketplace.
If an installed application depends on a removed application, the installed application
may stop working. For details, see the user documentation of the installed
application.

Security

Change your PIN code
If your SIM card came with a default PIN code, you can change it to something more
secure.
Select , swipe left to application settings, then select
>
PIN.
The PIN code can be 4-8 digits.
Connectivity & phone management
.
phone change SIM
>
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