Opening And Switching Applications - LG -P714 Guide De L'utilisateur

4. Installing an open source application and OS
If you install and use an OS other than the one provided by the
manufacturer it may cause your phone to malfunction. In addition, your
phone will no longer be covered by the warranty.
WARNING
To protect your phone and personal data, only download applications from
trusted sources, such as Play Store™. If there are improperly installed applications
on your phone, it may not work normally or a serious error may occur. You must
uninstall those applications and all associated data and settings from the phone.
5. Using the Hard Reset (Factory reset)
If your phone does not restore to the original condition, use a hard reset
(factory reset) to initialize it.
Touch > Apps tab > Settings > Backup & reset > Select Factory data
reset.
WARNING
If you perform a Hard Reset, all user applications, user data and DRM licenses will
be deleted. Please remember to backup any important data before performing
a Hard Reset.

6. Opening and switching applications

Multitasking is easy with Android because you can keep more than
one application running at the same time. There is no need to quit an
application before opening another. Use and switch between several open
applications. Android manages each application, stopping and starting
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