Roku streaming device has many features, apps etc. The all screen app for Windows 7 to Insignia Roku TV helps you to cast your phone images, video and Audio on your TV to different Roku streaming devices. The app can be used with the devices like Chrome cast, Fire Stick, Apple TV, Kodi and Android TV. You need to activate your Roku device through Roku Account Setup. If you want to use this app for your TV, you may need to download the app from play store. After download the app, it may ask you to login the app. After finished login you may use the app. Still you having any doubts about this app just connect with our help team at 1-855-804-1313 or visit our site for further clarifications.