Update Details
2026-02 .NET 9.0.13 Security Update for x64 Client (KB5077864)
Last Modified:
2/10/2026
Size:
1125.5 MB
UpdateID:
5e559e75-1b61-4a04-ae11-14867d886410
If you have a pop-up blocker enabled, the Download window might not open. To open the Download window, configure your pop-blocker to allow pop-ups for this Web site.
Details:
Overview
Language Selection
Package Details
Install Resources
Description:
2026-02 .NET 9.0.13 Security Update for x64 Client (KB5077864)
Architecture:
AMD64
Classification:
Security Updates
Supported products:
.NET 9.0
Supported languages:
all
MSRC Number:
n/a
MSRC severity:
Important
KB article numbers:
5077864
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This update has been replaced by the following updates:
n/a
This update replaces the following updates:
2026-01 .NET 9.0.12 Update for x64 Client (KB5074753)
2025-11 .NET 9.0.11 Update for x64 Client (KB5071067)
2025-10 .NET 9.0.10 Security Update for x64 Client (KB5068332)
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
Add to Basket
Remove from Basket
Update Basket
Close