Blank screen when signing in to Office.com via IE By Hayden Graham | December 26, 2020 0 Comment Install Silverlight Add the following to Local Intranet zone: https://*. + live.com; microsoft.com; microsoftazuread-sso.com; microsoftonline.com; msftauth.net; msocdn.com; office.com; office365.com; windows.net clear the browser cache/cookies