Android TVAppsHow to How to Install and Watch All 4 on Android TV/ Android TV Box by Natalie September 4, 2023 by Natalie September 4, 2023 All 4 is the official streaming app to watch Channel 4 content. All 4 app is based in the UK, and you can watch most UK content through this app.… FacebookTwitterPinterestRedditWhatsappTelegramEmail