Windows 11 Update Broke LocalHost This Time
Microsoft's recent Patch Tuesday update temporarily broke HTTP/2 localhost connections on Windows, affecting some developers and applications, but a rollback and additional fixes are now available.
MAIN POINTS FROM TRANSCRIPT
- Patch Tuesday update KB5066835 broke HTTP/2 localhost connections.
- Developers using Visual Studio were notably affected.
- Microsoft released a Known Issue Rollback to fix the issue.
- Additional fixes include updating Windows Defender definitions.
TAKEAWAYS
- The issue primarily affected HTTP/2 connections, not all localhost uses.
- A Known Issue Rollback allows partial update reversals without full uninstallation.
- Users can manually update Windows Defender to potentially fix lingering issues.
- IT managers can use an MSI file for manual rollback installation via group policy.