

538 Encryption required for requested authentication mechanism. Now you can sign in with new Apple ID and enjoy all the features. You have turned on Two-Factor Authentication. The mail app was working fine on my iphone 6S plus running ios 11.x.x and then all of a sudden, without me changing a thing, just started not downloading my incoming mail like it should. Could Not Sign In App Store Authentication Failed - When called, app service automatically refreshes the access tokens in the token store for the ….

In both the Internal Discovery Name and External Discovery Name boxes, enter the webdir server address on the left. Authentication failed due to a user credentials mismatch.

Tried all of these suggestions and nothing seems to work. This site contains user submitted content, comments and opinions and is for informational purposes only. Whilst the link contained within the above article did not work, this did (as a global admin) - Go to Azure portal The ring/silent switch is a physical button on the left side of your iPhone.
