This is the most frequent error encountered during offline installation. It means DISM cannot locate the specific files it needs.
: Right-click your Windows ISO file and select Mount . Note the drive letter assigned (e.g., D: ). net framework 3.5 offline
: Type the following command, replacing D: with your actual drive letter: DISM /Online /Enable-Feature /FeatureName:NetFx3 /All /Source:D:\sources\sxs /LimitAccess This is the most frequent error encountered during
: Once complete, check Turn Windows features on or off in the Control Panel to ensure it's enabled. Note the drive letter assigned (e
Before beginning the offline installation, you will need:
The most reliable method for offline installation is using the (Deployment Image Servicing and Management) tool. This is a built-in Windows utility that can service the operating system.
The process usually takes one to two minutes. You will see a progress bar. Once finished, you should see the message: