- Open System Preferences..
- Click on Internet accounts. You see list of accounts thought which you can login and the mail box you’ve already logged in to the left.
- Uncheck the box and click on “-” sign at the bottom left.
How to Sign Off Mail on Mac
How to Log Out / Sign Out of imessage,Yahoo,Gmail on Mac
To delete a Microsoft account, go to the Settings menu and select your profile. Select Delete Account from the drop-down menu after selecting your profile. Tap your staff email (Exchange) account in the list under Accounts. Choose Delete Account from the drop-down menu at the bottom of this screen and confirm your request when prompted.
In the upper-right corner, click the Account icon (which may be your profile picture), then go to Profile. Select Sign Out Everywhere from the drop-down menu on the Profile page. TO confirm, select Yes from the drop-down menu.
Select “Delete Account” from the drop-down menu. Then, go to “Settings,” select your iCloud ID or name, and then click “Sign Out.” Select the bottom of the screen to sign out. All iCloud services, such as Mail, iTunes, Apple Pay, iCloud Photo and Data Sharing, and Shared Notes are removed from your device.
Google Chrome, Safari, and Firefox all support incognito or guest browsing mode. If that’s the case, you can sign in to your account by using that option to log out without leaving traces. Multiple persistent user profiles may be supported by your browser.
Tap Manage devices on the Security screen. Tap Manage devices on the Security screen to go to this menu. To log out of a device (Mac or PC), look for it under “Your devices” and tap 3 vertical dots next to it. Then deselect Sign out.