Unable to reset Windows Hello for Business PIN

Recently I have been troubleshooting a nasty Windows Hello for Business problem which prevented all users in a tenant from resetting their Windows Hello for Business PIN’s on Azure AD joined devices while getting the error CAA20004. Issue When clicking on “I forgot my PIN”: After completing the account sign-in and MFA challenge the Error CAA20004 came up: Troubleshooting The Azure AD Portal shows us “Failure reason: other”. While recording all the https traffic to Microsofts oauth2 endpoint with Fiddler this finally unveils usable information

Full Solutions] PIN Is Not Working on Windows 10/11 - MiniTool

Reset MS Account PIN in 3 Cases: Online/on Phone/Remotely

PIN reset - Windows Security

Can't add windows hello pin, window just closes down immediately : r/WindowsHelp

Reset PIN for Account in Windows 11 Tutorial

Windows 10 - Windows Hello / Cloudflare wrong company association - General - Cloudflare Community

How SSO works in Windows 10 devices Devices, Security and Identity in #Microsoft365 by Jairo Cadena

Unable to reset Windows Hello for Business PIN

PIN reset - Windows Security

How to Fix “Something Happened and Your Pin Isn't Available” Error in Windows

Resetting Your Windows Hello PIN: Everything You Need to Know - Rene.E Laboratory

Requiring the use of Windows Hello for Business for interactive logons – All about Microsoft Intune

How to Fix If You Can't Add PIN Windows 10/11? [5 Ways] - MiniTool Partition Wizard