Net Framework 3.5 May 2026

#dotNET #Windows11 #DevOps

If you see error 0x800f0954, that usually means Windows Update tried to take over. Use /LimitAccess to force it to use your local source.

dism /online /enable-feature /featurename:NetFX3 /all /source:D:\sources\sxs /LimitAccess net framework 3.5

Don't let a missing 3.5 framework crash your legacy app on new hardware. Plan ahead.

(Replace X: with your mounted drive letter) #dotNET #Windows11 #DevOps If you see error 0x800f0954,

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Deploy it via DISM, not the GUI. It’s faster and scriptable. net framework 3.5

Get-WindowsOptionalFeature -Online -FeatureName NetFx3