.net 3.5 install +0x80072EE2

A. Karaulli 20 Reputation points
2025-01-28T16:02:57.6566667+00:00

Cannot install .NET 3.5.
Go to control panel, "Turn Windows Features On or Off", check the checkbox, starts, end ends with 0x80072EE2
I have disabled the AV Defender, and am connected to internet.
Same problem if I start from Offline Installer.

please advise
regards
Altin

.NET Runtime
.NET Runtime
.NET: Microsoft Technologies based on the .NET software framework.Runtime: An environment required to run apps that aren't compiled to machine language.
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  1. Jiachen Li-MSFT 33,371 Reputation points Microsoft Vendor
    2025-01-30T06:30:06.0966667+00:00

    Hi @A. Karaulli ,

    Try the following solutions.

    Open Settings > Update & Security > Troubleshoot. Click on Additional troubleshooters. Select Windows Update and run the troubleshooter.

    • Download the .NET Framework 3.5 Offline Installer from Microsoft's official site. Install it manually using this command in Command Prompt (Admin):DISM /Online /Enable-Feature /FeatureName:NetFx3 /All /LimitAccess /Source:X:\sources\sxs*(Replace X:** with your Windows installation media drive letter).
    1 person found this answer helpful.

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  1. Jiachen Li-MSFT 33,371 Reputation points Microsoft Vendor
    2025-01-29T02:04:27.1566667+00:00

    Hi @A. Karaulli ,

    Try the following steps:

    1. Start –> All Programs –> Accessories –> right click on Command Prompt -> select "Run as Administrator". Type net stop wuauserv to stop Windows Update Service. Wait till you get : The windows update service was stopped successfully. " (DO NOT CLOSE COMMAND PROMPT).
    2. Go to C:\Windows\SoftwareDistribution - Delete all files in "DataStore" folder - Delete all files in "Download" folder.
    3. In the Command prompt window, type net start wuauserv to start Windows Update service. Restart your computer and try to get update again.

    Best Regards.

    Jiachen Li


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