Sign back in to the Microsoft 365 application, but this time, click on ' This App only', so that your computer doesn't save your login and therefore it doesn't use it for other applications that use a Microsoft 365 account.Sign out of the accounts (for the same domain) that are signed in.It occurs if you are trying to sign in using an Microsoft 365 account that is from the same organization as the Microsoft 365 account that is already logged in on your Computer or Office Desktop app. 'Sorry, another account from your organization is already signed in on this computer.' When signing in to an Microsoft 365 desktop app (such as Word or Excel) using your Microsoft 365 user ID and password, you receive the error message:
