If I cancel, then Outlook shows "Need Password". In the past ~1-2 months, our travelling users have been running into an authentication loop in Outlook 2016.

1. In Microsoft Outlook 2016 for Mac, you are repeatedly prompted for authentication while you're connected to your Office 365 account. Outlook connection manager shows everything is connected but the login prompts still come up.

Friday, October 12, 2018 1:39 PM. I also have a few users using Windows 10 and … I was able to add my account back by choosing to add an outlook.com account vs an office 365 account (see below). We've developed a suite of premium Outlook features for people with advanced email and calendar needs. Hello! First time poster, here. Edited by Ricky Raghavan … We tried various procedures like- Saving the Password in the Credential Manager, Creating a New Profile, Running it in Safe Mode, Renaming the XML file under C:\Users\User\AppData\Local\Microsoft\Outlook, but in vain.

Fix a Stuck Office 365 Login in Firefox If you're getting the Office 365 login loop in Firefox, just try deleting the cookies for office365.com and office.live.com. Expand your Outlook. Kindly help.

There definitely is some kind of redirect loop happening with office 365/outlook 2016 for mac. I still don't know if this is appropriate or if it is a simply just a band aid for the problem, but it seems to be working fine.

Outlook opened and downloaded all the email and then started with the login prompt loop. They will suddenly be asked to enter their password in Outlook (the larger, white, browser-based modern authentication window, not the small Outlook client username/password authentication window).

A Microsoft 365 subscription offers an ad-free interface, custom domains, enhanced security options, the full desktop version of Office, and 1 TB of cloud storage. On the Logon network security list, select Anonymous Authentication, and then click OK. Click Next, click Finish, and then click Close on the Account Settings dialog box. Sign in to vote. 0. text/html 10/12/2018 2:22:27 PM C. van den Broeck 0. One user is unable to login to Outlook. It keeps prompting for the password and hence the folders in Outlook would not get updated. Click Close on the Mail Setup dialog box, and then click OK to close the Mail control panel.