保養、說明書和退貨Google Nest 和串流裝置的安全和監管資訊Check Google Nest hardware warranty status and file a claimReturn a Google Nest device尋找 Google Nest 或 Home 的喇叭或螢幕的序號Google speaker and display firmware versions and release notesGoogle Home 應用程式新功能探索 Google Nest 或 Home 裝置功能Clean your Nest products