Summary: Microsoft has indicated that certain Windows users may be unable to access their accounts using Windows Hello following the April 2025 security updates. This issue, primarily affecting devices with specific security features enabled and the KB5055523 update installed, presents users with error messages related to PIN and facial recognition logins. Workarounds are available to help users regain access until a permanent solution is implemented.
Affected: Windows 11 (24H2) and Windows Server 2025
Keypoints :
- Users may face difficulties logging in using Windows Hello after installing KB5055523 update.
- Impact is noted in devices with Dynamic Root of Trust for Measurement (DRTM) or System Guard Secure Launch enabled.
- Workarounds include re-enrolling for Windows Hello PIN or facial recognition through account settings.
- Microsoft has also addressed other authentication issues related to Credential Guard and introduced additional upgrade blocks due to compatibility problems.