How to fix .NET Framework 3.5 Error 0x800f081f in Windows 10

0x800f081f Error Messages While Installing .Net Framework 3.5 in Windows 10. Download: http://www.mediafire.com/file/44jx5cn4m1bk6i1/microsoft-windows-netfx3-ondemand-package.cab Paste this: Dism.exe /online /enable-feature /featurename:NetFX3 /source:C:\ /LimitAccess

from : https://www.youtube.com/watch?v=ZHQqb7IOHZE