Windows release health

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• Take action: Out-of-band update to address issues after installing the January Windows update
• Take action: January 2022 security update available for all supported versions of Windows
• Take action: Out-of-band update to address a Windows Server issue
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Windows 11

• Known issues
• Resolved issues
• Release notes
• How to get Windows 11
• Tools to support Windows 11 deployment

Windows 10, version 21H2

• Known issues
• Resolved issues
• Release notes
• How to get Windows 10, version 21H2
• What’s new for IT pros

Windows Server 2022

• Known issues
• Resolved issues
• Release notes
• Windows Server release information
• What's new in Windows Server 2022

Windows 10, version 21H1

• Known issues
• Resolved issues
• Release notes
• How to get Windows 10, version 21H1
• IT tools for Windows 10, version 21H1

Windows 10 and Windows Server, version 20H2

• Known issues
• Resolved issues
• Release notes
• How to get Windows 10, version 20H2
• What's new in Windows 10, version 20H2

Windows 10 and Windows Server, version 1909

• Known issues
• Resolved issues
• Release notes
• Windows 10, version 1909 delivery options

Additional versions

See details on known and resolved issues for other supported versions of Windows and Windows Server.

• Known issues: earlier versions