Out-of-band — All products

Remote Desktop instability and multichannel USB audio addressed

Addresses Remote Desktop instability and fixes failures in 8-channel or 3D audio on some USB Audio Class 1.0 devices. Other USB audio symptoms remain unresolved.

Remote Desktop failures fixed; USB audio partly restored

Remote Desktop connections and sign-ins work again in affected environments. USB audio in 8-channel or 3D modes is also fixed, but other USB audio problems remain.

Remote Desktop failures and multichannel USB audio fixed

Remote Desktop connection and sign-in failures are fixed, along with 8-channel and 3D audio problems on some USB Audio Class 1.0 devices. The update is available only through the Microsoft Update Catalog.

Remote Desktop instability addressed; 8-channel USB audio restored

Addresses Remote Desktop instability and restores 8-channel or 3D audio on affected USB Audio Class 1.0 devices. Other USB audio symptoms might remain.

Remote Desktop failures and multichannel USB audio fixed

Fixes Remote Desktop failures and USB audio problems in 8-channel and 3D modes. Other USB Audio Class 1.0 symptoms remain unresolved.

Installation requires a restart

Updates Windows 11 versions 25H2 and 24H2. Installing it requires a restart.

Secure Boot certificates face expiration; Azure checks updated

Includes updated Azure-hosted device certificate checks. Microsoft also warns that Secure Boot certificates have started expiring and recommends preparing in advance.

Remote Desktop security warnings display correctly again

The update adds a resolution for incorrectly displayed Remote Desktop security warnings. It is available only from the Update Catalog and requires the latest servicing stack update.

Domain controller startup and update installation problems fixed

Domain controllers in some multi-domain forests can start again, and affected Server 2025 devices can install the April security update. The out-of-band release also includes open BitLocker, WSUS, and Remote Desktop issues.

PAM-related domain controller startup failures fixed

Domain controllers in multi-domain forests using PAM can start again after restart failures caused by the April 14 update. This out-of-band release is available only from the Microsoft Update Catalog.

Fixes startup failures on multi-domain PAM domain controllers

Fixes startup problems on multi-domain domain controllers that use Privileged Access Management after installing the April 14 update. It is available only from the Microsoft Update Catalog.

PAM domain controllers recover from startup failures

Fixes startup problems on Windows Server 2016 domain controllers with multi-domain forests using PAM after the April 14 update. It is available only from the Update Catalog.

Setup error 0x80073712 fixed for March preview installs

Fixes error 0x80073712 that stopped some Windows 11 24H2 and 25H2 devices from installing the March preview update. It also carries forward quality improvements from earlier releases.

Microsoft account sign-ins recover from false “no Internet” errors

Fixes sign-in failures for Microsoft account users after the March 10 update. Devices enrolled in Hotpatch receive the fix through KB5085518 without a restart.

ADFS certificate-renewal issue addressed for specific deployments

Addresses a Windows Hello for Business certificate-renewal issue in certain ADFS deployments on Windows Server 2022. The fix is disabled by default and must be enabled through Microsoft Support.

Cloud-file errors and Outlook hangs fixed

Some apps and Outlook setups can open or save cloud files again after errors and hangs began with January updates. This out-of-band update adds that fix.

Cloud-file errors and OneDrive-hosted Outlook hangs fixed

Fixes file and Outlook problems affecting some cloud-storage users after the January 13 update. Devices with Virtual Secure Mode enabled might still restart instead of shutting down or hibernating; KB5075941 resolves that issue.

Cloud-file errors and Outlook hangs fixed

Fixes errors affecting some apps that open or save cloud-stored files, including Outlook hangs in certain configurations. Some PCs with Virtual Secure Mode enabled might still restart instead of shutting down; KB5075912 resolves that issue.

Cloud-file errors and Outlook hangs fixed

Fixes file access errors in cloud storage and hangs in some Outlook setups that store PST files on OneDrive. A restart is required.

Cloud-file errors and Outlook hangs fixed; WSUS details remain missing

Fixes errors opening or saving cloud-based files, including Outlook hangs in some OneDrive PST configurations. WSUS synchronization error details remain unavailable.

Cloud-file errors and Outlook hangs get a fix

Apps that open or save files in cloud storage might stop responding after the January 13 update. This out-of-band update fixes that problem, including hangs in some Outlook setups.

Cloud-file errors and Outlook hangs fixed

Fixes file access problems that could leave some apps unresponsive and cause Outlook to hang when PST files are stored on OneDrive.

Remote Desktop sign-in failures corrected

Remote Desktop connections work again for users who could not sign in after the January 13 update. Some lock-screen password icons and cloud-storage apps may still have problems.

Remote Desktop sign-in failures and shutdown restarts get fixes

Some Remote Desktop sign-ins fail, and some Secure Launch devices restart instead of shutting down or hibernating. This out-of-band update addresses both problems.

Remote Desktop sign-in failures fixed; cloud app hangs remain

Remote Desktop sign-in failures are fixed, but some apps may still hang when opening or saving cloud files. The update also improves Azure checks in the servicing stack.