A is Microsoft’s native compressed archive format, often used for distributing system components, drivers, or Windows updates. Inside this .cab file are the actual binaries, configuration files, and metadata needed to add a feature to a running Windows operating system – without requiring internet access or Windows Update.
Dism /online /enable-feature /featurename:NetFX3 /All /Source:D:\sources\sxs /LimitAccess Use code with caution. Copied to clipboard (In this example, A is Microsoft’s native compressed archive format, often