


* Note: If you don't own the Windows Server 2016 Installation media, then download the media in an ISO file and then mount the ISO. Place the Windows Server 2016 installation Media on the server. How to FIX: Windows Defender Feature Installation Failed – 0x800f081f on Server 2016ġ. The problem remains even if you define an offline image, as an alternate source path, either in 'Add Roles and Features' wizard or in the DISM command: "DISM /Online /Enable-Feature /FeatureName:Windows-Defender /Source:X:\Sources\Install.wim".

Source files could not be found".Īfter removing the Windows Defender feature and the payload, on a Windows Server 2016, by using the "Dism /online /Disable-Feature /FeatureName:Windows-Defender /Remove /NoRestart /quiet" command, it's impossible to install the Windows Defender feature again. But be sure of what you are downloading, and always download from official websites to avoid viruses with downloads, as you may suffer any issue if the virus comes along with your download files.This tutorial contains instructions to resolve the following problem in Server 2016: "Windows Defender Feature Installation Failed. Press Yes, and here you are done.Īfter applying the fixes, hopefully your issue of being unable to download or save any exe file will be resolved.

Adding a Registry for EXE file extensionįixing unable to download any exe files using Internet Options.Fixing exe files not opening using Windows Registry.Fixing unable to download any exe files using Internet Options.
