I have found this to be a better solution as MFA still works, [HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Common\Identity], "DisableADALatopWAMOverride"=dword:00000001. Well it seems fixed for most of my users, thankfully it was not the "This might take two or three days to fix" that the Microsoft Office 365 support guy told me... TLDNR Microsoft broke Office 365 (SharePoint only) again and it took them several hours to fix it. Support has confirmed this issue is global.. eep! Resets all the office activation stuff without doing a full reinstall, https://blogs.technet.microsoft.com/odsupport/2015/05/01/how-to-reset-an-office-365-install-to-the-initial-activationinstall-state/.

Press J to jump to the feed. Resolution. It's always DNS, especially when it's "totally not DNS". Press J to jump to the feed. Press question mark to learn the rest of the keyboard shortcuts. Strangely it's not yet on their service status page... Poor form Microsoft, it's been over an hour!

{"ariaCollectorUrl":"https://browser.pipe.aria.microsoft.com/Collector/3.0/","ariaTenant":"f2f1479f88ae422e99a52a31a63254f1-8630466a-9b3b-4883-9b2e-b0533b005adf-7273","buildDateUtc":"2020-09-23 12:27:37Z","buildId":"8259fcb8-1917-0ef6-fb6a-2103a59e674a","corpNet":false,"correlationId":"f2f1792a-e544-49cb-bc8a-85308aee0e99","deploymentEnvironment":"ppe","devEnvironment":"ServiceFabric","flights":"","geoName":"ncu","requestOrigin":"Direct","sessionId":"741693e2-4a02-4bee-a622-3362508818fd","testTraffic":false,"cookieConsentRequired":false,"officeMarketLcid":1033,"useMruS2SFlow":false,"useFeedApi":true}, {"diskPreloadEnabled":true,"enabled":true,"pilotFlights":[],"serviceWorkerAllowedFlights":["cacheshell","appshell"],"scriptUrl":"/sw","scope":"/"}, SID:741693e2-4a02-4bee-a622-3362508818fd CID:f2f1792a-e544-49cb-bc8a-85308aee0e99 AUTH:Unknown GEO:ncu IN:_ohome_0 DEP:2aebee77-cf1e-4404-b33c-67a381f016af FLT: FTR: R:Unknown PLT:Unknown FR:Unknown D:2020-09-30 05:47:50Z, {"pathAndQuery": "/", "loginUrl": "https://www.officeppe.com/login?es=Click&ru=%2F"}. We are currently on builds for Outlook. We're disabling Modern Auth through the registry on the client computers until Microsoft fixes it on their side.

We are currently on builds for Outlook. Scope of impact: This issue may potentially affect some of your users attempting to access their office documents in their client. I ran the tool here https://diagnostics.office.com/#/Download with the solution problem being "office product activation" enter the user account and voila!

The service impact is right on the Admin Center page of O365. Office Outlook 365 + Credential Loop Anyone else having an issue this morning where Outlook is constantly asking for your username and password? Latest message:Title: Problem accessing SharePoint Online or OneDrive for Business sites. Your place to create, communicate, collaborate, and get great work done. Hahaha I just finished migrating a couple dozen users to our tenant (and domain) this week, and some of them immediately had this issue, and I totally thought it was profwiz corrupting credentials during user profile migration, and it definitely made us look bad. As you know, Microsoft has started rolling out the new Microsoft 365 Compliance Center to its customers. A reddit dedicated to the profession of Computer System Administration. Change Microsoft Internet Explorer or Edge settings using administrator rights or a Group Policy object (GPO). User Impact: Users may experience credential prompts or access errors when trying to access SharePoint Online sites. Cookies help us deliver our Services. (sets ADAL to 0), https://sharepoint.stackexchange.com/questions/206623/sharepoint-2016-adfs-persistent-cookie-office-client-integration-authent/222364, Try running the the script at the bottom of this post. We experienced the same issue our MSP, turning off modern authentication via Registy key listed above fixed it for us. You'll need to scroll down a bit to find it.

I'm getting sign in error loop in there. Did the problem go away on its own? Collaborate for free with online versions of Microsoft Word, PowerPoint, Excel, and OneNote.

However, you need to go to the old Security & Compliance Center to access some features. I'm thinking it was the latest office update. I have attempted wiping all the users cached credentials from credential manager and creating a new outlook profile with no luck. Save documents, spreadsheets, and presentations online, in OneDrive. We're seeing this across multiple customers' tenants when opening Word and Excel files from SharePoint/OneDrive for Business - probably affecting PowerPoint, Publisher, etc.