Programmatically change the lock screen picture
Windows Phone 8 introduces a new API to allow apps to change the background picture displayed on the lock screen. The displayed picture can be picked from the application’s resources or from the isolated storage. To use this feature, you need first to declare it in the application’s manifest. Just add the following extension in the “Extensions” node: If you don’t already have an “Extensions” node in the manifest, you’ll have to add it at the same level as the “Capabilities” and “Tasks” nodes: Once the manifest is updated, there’s one remaining step before being able to change the wallpaper: the application must first askRead More →