I can't install .NET Framework 3.5 on my Windows 11 laptop.

Anonymous

I have tried to turn on the windows features for .NET framework 3.5 and install it through the command prompt, but nothing seems to work.

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43 answers

Ramesh 182K Reputation points Volunteer Moderator

2024-04-13T17:03:04+00:00

May I know what is C:\Sources\SxS? Does the folder exist?

Did you copy the CAB file to that folder?

Also, what's the exact command line did you use?
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Anonymous

2024-04-13T16:42:26+00:00

Hello,

I followed the steps and this is the error I received this time:
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Ramesh 182K Reputation points Volunteer Moderator

2024-04-12T16:05:19+00:00

0x80d03805 is a connectivity issue. The system might be offline, or the Windows Update client on your computer is broken.

******************************************************************************

DO_E_BLOCKED_BY_NO_NETWORK (0x80d03805)

Delivery Optimization paused the job due to loss of network connectivity.

******************************************************************************

Grab the Windows 11 ISO and follow "Method 2" in this article. It should work in most cases.
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Anonymous

2024-04-12T15:59:06+00:00

Hi,

Here are the error messages
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Ramesh 182K Reputation points Volunteer Moderator

2024-04-11T22:54:11+00:00
Run:
```
dism /online /disable-feature /featurename:NetFX3
```
And then reboot Windows.

Then run the following command to reinstall it:
```
dism /online /enable-feature /featurename:NetFX3 /All

Note the error messages if any.
```
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