I was able to re-establish access to the account through OWA and the Android Outlook app but not through Outlook 2016. The first thing I did was reset the password. It started because I received an "unusual sign-in activity" alert for one of the email accounts, the result of which disabled login (incidentally I traced the irregular sign-in attempt to I've resolved the issue but had to go through many hoops.
I'm a home user with 2 accounts, Windows 10 and Office 2016. My situation when I experienced this is probably subtly different to others here.
Then you need to change the logon name to make it match the email address.ĭO NOT CHANGE the old DOMAIN\Username setting !!!!!!!!!!!Īfter that the user will authenticate with it's email address and password and autodiscover will work properly with no password prompts. When you go in to “Active Directory Users and Computers”, and view a user’s properties, you’ll notice in the UPN section, you can drop it down and change it from internaldomain.local, to Instructions are available here:Īfter adding your e-mail domain to the UPN suffix list. If your email domain is different from your organisation domain you first have to add the UPN suffix (which is the actual e-mail address domain name) to the Active Directory Domain and Trusts. You need to change users logon names to make them match with their email addresses. The user’s UPN must match their e-mail address. Outlook 2016 does all the configuration automatically, and expects to find everything it needs via auto discover. On these password prompts, you’ll notice it’s authenticating for the users e-mail address. The problem is AD side ! ( Outlook 2016 + Exchange 2013 only ) I did what you said to do and today I went to open outlook and it did the same thing again and said need passwordĪnd so I tried the credentials thing in the control panel and it would not work When I was searching about your issue on the Web, I found an informative article on A new entry will be created in the credential vault with your latest login and password.If it asks for a password, enter the password and check for it to remember the password.Close Credential Manager Window and start “Microsoft Outlook”.
In fact, you can delete all the entries in Generic Credentials if you like. Under “Generic Credentials”, you will most likely see an entry that has Outlook in the name."Credential” in the search box >you will then see ‘Credential Manager’ > Click on Close “Microsoft Outlook” > Click on “Start” button > type.Select Done.You should try the given below steps to fix the occurred issue: It can take a couple minutes to sign in and configure your email account. Enter your Microsoft 365 email password and Sign in.You may be prompted with two sign-in options after entering your email address.