Download .Net Framework Repair Tool URL : https://www.microsoft.com/en-us/download/details.aspx?id=30135

Microsoft has released Microsoft .NET Framework Repair Tool to detects and fix common issues related to Microsoft .NET Framework set up and installation. The .NET Framework Repair Tool can repair the versions of .NET Framework that are installed on your computer by downloading required redistributable packages from the internet during the repair process.

Offline installation also possible using /addsource option together with the path of the folder that contains the redistributable files, as in the following example:

NetfxRepairTool.exe /addsource \SHARE_PC\SHARE_FOLDER 

If the required redistributable in the specified folder, it will try to download the file from the internet. The Repair Tool cannot do this if the required file cannot be downloaded.

Lists the .NET Framework redistributable files.

Version and profile .NET Framework 4.8
File name : NDP48-x86-x64-AllOS-ENU.exe
URL: http://go.microsoft.com/fwlink/?LinkId=2088631

Version and profile .NET Framework 4.7.2
File name : NDP472-KB4054530-x86-x64-AllOS-ENU.exe
URL: http://go.microsoft.com/fwlink/?LinkId=863265

Version and profile .NET Framework 4.7.1
File name : NDP471-KB4033342-x86-x64-AllOS-ENU.exe
URL: http://go.microsoft.com/fwlink/?LinkId=852104

Version and profile .NET Framework 4.7
File name : NDP47-KB3186497-x86-x64-AllOS-ENU.exe
URL: http://go.microsoft.com/fwlink/?LinkId=825302

Version and profile .NET Framework 4.6.2
File name : NDP462-KB3151800-x86-x64-AllOS-ENU.exe
URL: http://go.microsoft.com/fwlink/?LinkId=780600

Version and profile .NET Framework 4.6.1
File name : NDP461-KB3102436-x86-x64-AllOS-ENU.exe
URL: http://go.microsoft.com/fwlink/?LinkId=671743

Version and profile .NET Framework 4.6
File name : NDP46-KB3045557-x86-x64-AllOS-ENU.exe
URL: http://go.microsoft.com/fwlink/?LinkId=528232

Version and profile .NET Framework 4.5.2
File name : NDP452-KB2901907-x86-x64-AllOS-ENU.exe
URL: http://go.microsoft.com/fwlink/?LinkId=328855

Version and profile .NET Framework 4.5.1
File name : NDP451-KB2858728-x86-x64-AllOS-ENU.exe
URL: http://go.microsoft.com/fwlink/?LinkId=321332

Version and profile .NET Framework 4.5
File name : dotNetFx45_Full_x86_x64.exe
URL: http://go.microsoft.com/fwlink/?LinkId=255995

Version and profile .NET Framework 4 Client Profile
File name : dotNetFx40_Client_x86.exe
URL: http://go.microsoft.com/fwlink/?linkid=247966

Version and profile .NET Framework 4 Client Profile
File name : dotNetFx40_Client_x86_x64.exe
URL: http://go.microsoft.com/fwlink/?linkid=247965

Version and profile .NET Framework 4 Full
File name : dotNetFx40_Full_x86.exe
URL: http://go.microsoft.com/fwlink/?linkid=247964

Version and profile .NET Framework 4 Full
File name : dotNetFx40_Full_x86_x64.exe
URL: http://go.microsoft.com/fwlink/?linkid=247962

Version and profile .NET Framework 3.5 SP1, .NET Framework 3.0 SP2, .NET Framework 2.0 SP2 (if .NET Framework 3.0 and 3.5 are installed)
File name : dotnetfx35.exe
URL: http://go.microsoft.com/fwlink/?LinkId=259762

Note: The current version of the tool supports repairing the .NET Framework 4.8, 4.7.2, 4.7.1, 4.7, 4.6.2, 4.6.1, 4.6, 4.5.2, 4.5.1, 4.5, 4.0 and 3.5 SP1 (includes .NET 3.0 SP2 and .NET 2.0 SP2).