QuickBooks Desktop Sign-In options (Managing Complex Password)
From the article: You can now login to a Company File without having to enter a username and password every time!
Instead, you only have to login with your username and password once every few days and can open the Company File or switch to another Company File without having to re-enter your username and password, as long as you are using the same Windows user account. You will be required to enter your username and password again only if you have explicitly logged off from the Company File or when the login period has expired. …and more