for iOS 9.1 software

App extensions can also help you edit a photo or video in your Photos
app. For example, you can download a photo-related app that lets you
apply filters to photos from your Photos app.
Install app extensions. Download the app from the App Store, then open
the app and follow the onscreen instructions.
Turn sharing or action options on or off. Tap , then tap More (drag
options to the left if necessary). Turn off third-party sharing or action
options (they are on by default).
Organize sharing and action options. Tap , then tap More (drag
options to the left if necessary). Touch and drag to rearrange your
options.
For more information about Notification Center widgets, see
. For more information about Sharing options, seeNotification Center