Open the device Settings
Tap Accounts or Passwords & accounts
Select Google
Choose the Google account you want to remove
Tap Remove account
Confirm by tapping Remove account again or OK
If prompted, enter your device PIN, pattern, password, or fingerprint
On iPhone or iPad, go to Settings
Tap Mail or Passwords & Accounts
Select the Google account
Tap Delete Account
Confirm the deletion
On a computer, go to your device’s account settings if synced
Remove the Google account from the device profile or user account
Restart the device if needed