Sign out Gmail on Android
Step 1: Choose "Setting" on the home screen.
Step 2: Tap "Accounts & Sync" to see all Google accounts.
Step 3: Choose the account you want to sigt out and press remove account.
Step 4: Click all if you want to sign out all emails in your Android device.
Sign out Gmail from any devices
Step 1: Log in your gmail on the computer, laptop.
Step 2: Scroll down the bottom of your inbox. You can see the small line "Last account activity"
Press “Details” button right below it.
Step 3: Choose “sign out all other web sessions” so now you could log out your gmail from all other PC and laptops.
Step 4: You can view the list of other device your gmail signed in and you can do the same steps to log out from all devices.
Be careful everytime you sign in your email in community devices. Remember sign out your email from them to secure your data.
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