Office 365 Login Prompt Keeps Popping Up

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Office 365 login prompt keeps popping up. Go to more settings select security tab. Open registry editor from the run prompt regedit exe. And if the user cancels the credentials prompt they receive an error message. Click on the need password option ribbon or task bar and outlook very briefly launches a pop up window which would normally allow the credentials input but it disappears.

The connection to microsoft exchange is unavailable. Please consider to configure your account on a computer which is working file with your colleague s office 365 account to check whether the issue continues. Outlook must be online or connected to complete this action. We re current office365 outlook 2016 users updates current dual authentication active for the company.

Can t alt tab to it. If the issue only happens to your account please access the mailbox in webmail and change the password to have a try. As you mentioned the pop up page shows connecting to your previous company s page the reason could be your work or school account has lost permission to that site personal site to disable the prompt i would suggest you remove the connected service. Save documents spreadsheets and presentations online in onedrive.

Open your outlook account settings file account settings account settings double click on your exchange account. Open a word document file account select the related service here it should be onedrive company name email address is removed for privacy click remove. Disable always prompt for credentials option in outlook. One of the most common issues that outlook users face when they re trying to connect to office 365 mailbox is continually prompt of credentials.

To disable the office 365 activation pop up window we ll have to delete one registry key.