Update Details
2020-09 Security Monthly Quality Rollup for Windows 8.1 for x86-based Systems (KB4577066)
Last Modified: 9/8/2020
Size: 343.3 MB
UpdateID: 2289661b-04d5-4dec-bda5-ef1ab3b38a27
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Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.
Architecture: X86
Classification: Security Updates
Supported products: Windows 8.1
Supported languages: all
MSRC Number: n/a
MSRC severity: Critical
KB article numbers: 4577066
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