Since I upgraded to Windows 10 I'm no longer a "real" administrator on my personal computer and I can't download anything from Windows Update.
When I try to install .NET 3.5 I get
Error 0x800F081F
I already tried to change the source directly in the command panel (as admin) but it gave me a error message that the source was not found with the same error code.
Best Answer
Take a look at .NET Framework 3.5-Installationsfehler: 0x800F0906, 0x800F081F, 0x800F0907 :
I prefer the method 3: Use Windows installation media.
You can use the Windows installation media as the file source when you enable the .NET Framework 3.5 feature. To do this, follow these steps: