Microsoftwindowsnetfx3ondemandpackagecab Extra Free -

Save as Extract-NetFx3.ps1:

param(
    [string]$CabPath = "Microsoft-Windows-NetFx3-OnDemand-Package.cab",
    [string]$ExtractPath = "C:\NetFx3Extracted"
)
if (-not (Test-Path $CabPath)) 
Write-Host "Cab file not found: $CabPath" -ForegroundColor Red
exit 1
 microsoftwindowsnetfx3ondemandpackagecab extra free
Cause: You downloaded the 32-bit CAB for a 64-bit Windows (or vice versa).

Fix: Ensure your CAB matches your system architecture. Use systeminfo in CMD to check. Save as  Extract-NetFx3
expand Microsoft-Windows-NetFx3-OnDemand-Package.cab -F:* C:\NetFx3Extracted

This extracts all files to C:\NetFx3Extracted without any cost. Cause: You downloaded the 32-bit CAB for a

DISM will:

This usually takes 2–5 minutes on modern SSDs.