You can enjoy some functions on your Android TV™ device without a Google™ account. You can watch TV programs and enjoy all Sony® apps, such as the Video & TV Sideview™ app, home network functions for the Album, Music, and Video apps and use the Network Electronic Program Guide (EPG).
In addition, certain functions, such as the Google voice search function, Chromecast™ built-in (Google Cast), internet browsing, and the YouTube™ app, are available without logging in to a Google account. However, you will not be able to rent or buy movies, TV shows, and apps from the Google Play™ Store.
*Google, Android TV, YouTube, Chromecast built-in and Google Play are trademarks of Google LLC.