Windows 10: Cannot install .NET framwork 3.5

I am trying to install .NET framework 3.5 on a VM in Hyper-v but getting errors. Following things I have tried.1. When I tried installing from Windows Features, it gives me following error2. I have tried Enabling group policy "Specify settings for optional component installation and component repair."3. I have tried using installation media. I used windows 11 iso file, mounted it. And used E:\sources\sxs drive path to install NetFx3 but it giving me another errorPlease help.

:)

 

.Net Framwork 3.5 - Sims 3

Hi,

To address your concern, we suggest that you follow the following methods:

Method 1: Disable any security programs on your computer.

• Disable any security programs and try installing the .NET framework 3.5.

Note: Running the computer without firewall or the anti-virus software is a potential threat to the computer; make sure to enable the security software after completing the troubleshooting steps and after identifying the
issue.

Method 2: Perform clean boot.

• Place your computer in clean boot and try installing service pack 1 and try try installing the .NET framework 3.5. . To perform clean boot, check this
  
  link.

Let us know how it goes.

 

.Net Framwork 3.5 - Sims 3

Tried both of these and no luck unfortunately.

Error still occurs.

Thank you.

 

Cannot install net framwork in windows 7 pro,

Cannot install net framwork in windows 7 pro, keep getting error 80073712 Help ,please