Swipe the Status Bar downward, then tap the QuickRemote icon (in the Quick Settings bar) to open a QuickRemote bar with all of the remotes you set up.
Select the remote you want by tapping the remote name at the top of the QuickRemote bar.
Tap the buttons on the displayed remote.
Tap to view the QuickRemote in full-screen.
When adding remote control of TV, QuickRemote could use the INPUT button to configure appropriate remote control. When configuring the INPUT button, input source of TV could be changed. To reset input source of your TV, tap the INPUT button on QuickRemote several times(depending on number of devices connected on TV).