After the DISM command succeeds, you should verify that .NET 3.5 is active.
contains all the necessary files within a single package (usually an ISO file), allowing you to install the framework regardless of your internet status. After the DISM command succeeds, you should verify that
Technically, the "offline installer" for Windows 10 and 11 is already in your hands if you have the Windows installation media (ISO or USB). You don’t need to download a third-party .exe ; you simply need to point Windows to its own source files. You don’t need to download a third-party
: Insert your USB or right-click your Windows ISO and select Mount . Note the drive letter (e.g., D: ). For newer builds of Windows 11 (specifically and
For newer builds of Windows 11 (specifically and later), Microsoft has shifted .NET 3.5 to a standalone installer.
You can also download the offline installer files directly from Microsoft:
Search for "CMD," right-click it, and select Run as Administrator .