49Closing an applicationTo close an active application, in the Application menu tap Settings > Apps. Swipeover to the Running tab, then tap the program you wish to close. Select Stop toclose the program.Uninstalling an applicationYou can remove programs installed on your smartphone to free up extra storagememory.1. In the Application menu tap Settings > Apps.2. Swipe over to the Downloaded tab.3. Find the application in the list and tap on it.4. Tap the Uninstall button and then tap OKWarning! You should only remove programs if you are familiar with theAndroid operating system.Restoring to factory settingsYou may perform a clean boot to restore your smartphone to the factory settings.Note: Before performing a clean boot, ensure that your smartphone is notlocked. Press any key or tap the screen to see if the phone responds.Warning! You should only perform a clean boot when all other optionshave failed to restore your smartphone to an operational state.Warning! This will erase all your personal information, any contacts storedon your phone and any programs you installed.If your phone is responding to screen input, then open Settings from the Applicationmenu. Tap Backup & reset > Factory data reset > Reset phone and then Eraseeverything to format your phone.