There have been a lot of questions recently regarding Microsoft Outlook 2010 prompting for a username and password using Exchange 2007 even though users had the ‘Remember my password’ checked. Also check and fix here why Outlook 2010 exchange is disconnecting.
I am sharing a few methods how you can easily fix this Outlook problem.
Step 1: Go to ‘Start -> Control Panel -> User Accounts -> Manage Your Credentials -> Look under Generic Credentials‘.
Step 2: Edit the Microsoft Outlook firstname.lastname@example.org and change the password.
Now Launch your Outlook and check that this
Microsoft Outlook problem has been resolved. Also find here some additional tips on how to recall an email sent in Microsoft Outlook.
Step 1: First close Microsoft Outlook and go to ‘Start -> Control Panel ->Mail‘.
Step 2: Click ‘Show Profiles‘ and click ‘Add..‘ to add new profile and make sure the new profile was selected as the Always use this profile when start outlook. Click ‘Always use this profile‘ to ensure that.
Step 3: Now login to Office 365 and click ‘Downloads‘, and run the ‘Office Desktop Apps‘.