MS Edge Browser Error AADSTS900411 Request is not properly formatted login_hint is duplicated 3 Root Cause Identified Error AADSTS900411 Request is not properly formatted MS Edge Browser Error AADSTS900411 Request is not properly formatted login_hint is duplicated – Table Fix is deployed with 105 version of Edge browser. SharePoint Online and Microsoft Edge Browserġ. Affected users need to be on version 105 of Microsoft Edge to fix the issue.Īny user attempting to access SharePoint Online sites via Microsoft Edge build 1.70.Īn interaction that occurred between SharePoint Online sites and the Edge client browsers running on builds 102-104 where the property is escaped to “login5%hint” and the Edge clients don’t correctly identify this as the required property, inserting a duplicate, non-escaped version when authenticating to these sites. Microsoft successfully deployed an updated version of Microsoft Edge that includes the fix to address this issue. Edge running builds 102-104 in which this property is escaped to “login5%hint” Users can’t access SharePoint Online sites via Microsoft Edge Browser.

Microsoft edge login problem