Fix: You Must Install .NET Core Error

Fix: You Must Install .NET Core Error
Commands Used:
Dism /Online /Cleanup-Image /RestoreHealth
sfc /scannow
It’s quite irritating when you come across the “To run this application, you must install .NET Core” error.
Wondering why you’re seeing this error message? In most cases, this issue occurs when the required version of .NET Core is missing or isn’t installed properly. In this tutorial, we’ll show you how to tackle this issue once and for all.
Issues addressed in this tutorial:
you must install .net core
you must install .net to run this application
you must install .net
you must install or update .net to run this application
you must install .net desktop runtime
installing .net core prerequisites might help resolve this problem
dotnet-core-uninstall is not recognized
fix microsoft.net framework error
When launching an installed app, we face an error - To run this application, you must install .NET Core - which stops us from launching that particular app. The app crashes at startup and asks us to install the .NET Core. The .NET Framework, as we know, is an open-source development platform that provides various frameworks for Windows, macOS, and Linux Operating Systems. In this error, the app that is crashing is failing to communicate with .NET Core, usually due to corrupted files. However, there it is not the only reason, there are various reasons that we are going to discuss hereinafter..
When running an application on Windows, you will often come across an error. This error prevents you from accessing the application and in turn, you receive the “To run this application, you must install .NET Core” message. This error occurs due to corruption in the system files. This prevents the application from properly communicating with the .NET Core.
This tutorial will apply for computers, laptops, desktops, and tablets running the Windows 10 and Windows 11 operating systems (Home, Professional, Enterprise, Education) from all supported hardware manufactures, like Dell, HP, Acer, Asus, Toshiba, Lenovo, Alienware, Razer, MSI, Huawei , Microsoft Surface, and Samsung.