Windows Error 0x800f081f1 How to Fix Windows Update Error Code 0x800f081f (5 Steps) Windows update error code 0x800f081f may be caused by an error in NET Framework 3.5 compatibility. It can also be caused by several factors, such as corrupted system files. There are various error messages that appear as much as there are various factors as follows. 0x800f081f Source file not found. Could not find .NET Framework 3.5 offline installation source files. .NET Framework 3.5 installat.. 2022. 1. 12. 이전 1 다음