These can include drive mappings which if set to persistent need to be disconnected, Right clicking on it and selecting disconnect, make sure no files are open prior to this. Some other parts of Windows applications and services can also remember usernames and passwords. To check if any services are using remembered connection preferences from the Start Run menu type Services.msc – Now under the Log On As heading we can see who is logged onto which service. A common problem with Windows is the account lockout for no apparent reason a Windows account will lock – this generally happens if there is a policy in place and entering the wrong password 3 times will lock the account. If there is a service which has remembered credentials using an old or out of date password it could easily lock the account it is trying to login as. Read more on Account lockouts with our article .. An easy way to remove many remembered passwords or prevent account lockouts is to delete the users profile – to do this restart the computer (not simply logout) then login as Administrator or another account with admin rights – then simply rename the profile of the account you wish to remove. Once you log back in it will create a new profile and you can copy across anything you wish to keep such as Internet Favorites – Files etc prevent windows from remembering passwords - this is not the only security risk find out more about computer security. | 
