The most reliable way to install .NET 3.5 using this file is through the tool.
Get-WindowsFeature -Name NET-Framework-Features The most reliable way to install
dism /online /enable-feature /featurename:NetFx3ServerFeatures dism /online /enable-feature /featurename:NetFx3ServerFeatures-WOW64 The most reliable way to install
: Do not append the CAB filename to the Source path. Use the folder that contains it. The most reliable way to install