ow to revert to .NET 4.8 after installing .NET 4.8.1 Runtime

Sandi Ruther 0 Reputation points

I was prompted by my PC to update .NET 4.8 to .NET 4.8.1 I selected the Runtime option. Now none of my apps will open. A pop-up message says the app needs .NET 4.8 HELP! How to I revert back to .NET 4.8 or fix the apps so they will run with .NET 4.8.1?

.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. RLWA32 37,126 Reputation points

    The update to .Net Framework 4.8.1 (KB5011048) can be uninstalled through the control panel. Open Programs and Features and then select View Installed Updates. It should appear as shown below


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  2. Jiachen Li-MSFT 21,946 Reputation points Microsoft Vendor

    Hi @Sandi Ruther ,

    Try the following steps to see if your app works.

    1. Access the Control Panel;
    2. Click Uninstall a program;
    3. In the left menu click on Turn Windows features on or off;
    4. Click the (+) next to .NET Framework 4.8 to expand the session;
    5. Check the options .NET Framework 4.8 advanced services,ASP.NET 4.8 and WCF Services;

    Best Regards.

    Jiachen Li

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