Update Details
2025-09 .NET 9.0.9 Update for x64 Client (KB5066234)
Last Modified:
9/9/2025
Size:
1127.8 MB
UpdateID:
fc885980-5ab8-4e42-b4df-a9f19658f1d8
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Details:
Overview
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Package Details
Install Resources
Description:
2025-09 .NET 9.0.9 Update for x64 Client (KB5066234)
Architecture:
AMD64
Classification:
Critical Updates
Supported products:
.NET 9.0
Supported languages:
all
MSRC Number:
n/a
MSRC severity:
n/a
KB article numbers:
5066234
More information:
https://go.microsoft.com/fwlink/?linkid=2181503&clcid=0x409
Support Url:
https://go.microsoft.com/fwlink/?linkid=2181179&clcid=0x409
This update has been replaced by the following updates:
2025-10 .NET 9.0.10 Security Update for x64 Client (KB5068332)
2025-11 .NET 9.0.11 Update for x64 Client (KB5071067)
This update replaces the following updates:
2025-08 .NET 9.0.8 Update for x64 Client (KB5064837)
2025-07 .NET 9.0.7 Update for x64 Client (KB5063327)
There are no additional languages to select
Restart behavior:
Can request restart
May request user input:
No
Must be installed exclusively:
Requires network connectivity:
No
Uninstall Notes:
This software update can be removed via Add or Remove Programs in Control Panel.
Uninstall Steps:
n/a
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