How do I log out of my Gmail account on my friend's phone?

To log out of your Gmail account on your friend's phone, especially if it is an Android device, you can follow these steps:

Using the Gmail App

1. Open the Gmail app on your friend's phone.
2. Tap your profile picture located in the top right corner of the screen.
3. Select "Manage accounts on this device."
4. Choose the account you'd like to remove and tap "Remove account."
5. Confirm your decision to remove the account135.

Using the Phone Settings

Alternatively, you can also remove the account through the phone's settings:

1. Go to your phone’s Settings.
2. Select "Accounts & sync" or "Users and accounts."
3. Tap on the Google account you want to remove.
4. Select "More" and then "Remove account."
5. **Confirm by tapping "Remove account" once more23.

Removing the account from the device will log you out of Gmail and all other Google services on that device, but it will not delete your Gmail account itself.