HTC One A9s delete your Google & Gmail account

OS: Android 6.0 (Marshmallow); Sense UI

CPU: Octa-core (4x1.8 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)

Display: 5" inc

Camera: 13 MP, Single

Remove a Google account on HTC One A9s

You need to be sure to remove your Google account from your phone if you transfer the phone to another user and do not want him to get access to your mail or other Google services.

What happens after deleting a Google account?
All data and content associated with the account will be erased, including emails, files, calendars, and photos.
The phone user will not be able to use Google services that require an account (such as Gmail, Drive, Calendar, or Google Play).
You will lose access to subscriptions and content purchased through this account on Google Play and YouTube (for example, applications, games, music, TV series).

How do I remove a Google account from my phone?
Open the Settings app on your phone.
Select Accounts and backup.
Select Manage accounts to access the accounts saved on your device.