Do I have to log into my Google account to use my XGIMI projector? How do l add/delete a Google account?

To complete the initial setup, please log into your Google account. 

After entering the Google TV UI homepage, please follow the steps below to add/delete a Google account: 

1. Go to"All Settings" -- "Accounts & Profiles" -- "GOOGLE TV ACCOUNTS ". 

2. Choose "Remove".