Net-framework-3-5-sp1-download-get-into-pc [HD]

: Recommended for systems without internet access. You can find the 231 MB standalone installer on the Microsoft Download Center . How to Install on Modern Windows (10/11)

Locate in the list.

On newer versions of Windows, you typically do not need to download a separate file. The framework is already included as an optional feature: net-framework-3-5-sp1-download-get-into-pc