Is there any way to prevent the log-in screen that pops up for Microsoft Teams on a fresh computer? I'd prefer it to auto-sign in, but if that is not possible then I'd like to prevent auto start on. com(registered trademark symbol) account to print shipping labels, request a Carrier Pickup, buy stamps, shop, plus much more. Office 2019 prevent sign in Log in to OneDrive with your Microsoft or Office 365 account.