Microsoft.NETCore.App 6.0.0 was not found, download it?

Published by Nyau Wai Hoe - Updated on

Upon launching games or specific software, users might encounter an error message urging them to update or install a particular .NET framework or runtime. A common instance of this is with the LariLauncher for Baldur’s Gate 3, where users receive a notification: “You must install or update .Net to run this application. The framework “Microsoft.NETCore.App“, version “6.0.0” was not found. Would you like to download it now?” This message often links to a download site starting with This article will explain what this .NET Core framework is, why it’s required, whether it’s safe to install on your computer, and guide you on how to safely download and install it.

Also see: How to Check .NET Framework Version in Windows 11

Microsoft.NETCore.App 6.0.0 was not found

What is Microsoft.NETCore.App 6.0.0?

Microsoft.NETCore.App 6.0.0 is a version of the .NET Core framework, a popular and versatile platform developed by Microsoft. It’s a successor to the .NET Framework and is used to create various applications ranging from web apps, mobile backends, desktop applications to even game software.

.NET provides a collection of libraries and a runtime environment where applications can operate. Specifically, version 6.0.0 represents one of the milestone releases, introducing a slew of features, improvements, and optimizations that enhance the performance and capabilities of applications built upon it.

It’s common for many modern applications and game launchers, such as LariLauncher, to depend on this framework to function properly. They rely on specific features or libraries present in that version, which explains the error message users might encounter if the required version is missing.

Linked issue: Microsoft Visual C++ Runtime Library Error on Windows 11/10

Why do you need it?

When you launch an application or game that has been developed using .NET 6.0, it expects certain functionalities that are specific to this version. Without it, the application might fail to run or behave unpredictably.

For game launchers, .NET often aids in streamlining the game’s execution, handling updates, connecting with online features, and managing other game-related functionalities. Not having the required version of .NET might hinder these processes, leading to incomplete or unsatisfactory user experiences.

Is it safe to download and install?

The concern about the safety of downloading any software is entirely valid in today’s digital age. However, when it comes to Microsoft.NETCore.App 6.0.0 or any version of .NET desktop runtime, the answer is a resounding “yes” — but with a caveat. It’s safe to download, provided you’re sourcing it from official or trusted channels.

The link that starts with “” is a URL shortening service provided by Microsoft. It’s typically used to redirect users to specific locations within Microsoft’s official domain. So if you encounter this link in your error message, rest assured that it’s a legitimate source provided by Microsoft.

However, it’s always a good practice to stay cautious. Avoid downloading .NET framework, desktop runtime, or any software for that matter, from unofficial websites, third-party sources, or unverified emails.

Useful tip: How to Scan an .exe File for Viruses to Check If It’s Safe

Where to download Microsoft.NETCore.App 6.0.0?

If you encounter the error message and are presented with an “” link, it’s safe to follow this link as it will direct you to the official Microsoft website. However, if you prefer to take the manual route or wish to explore more about the .NET framework or desktop runtime before downloading, you can visit Microsoft’s official .NET download page.

  1. Navigate to the .NET 6.0 official download page at, or by typing “Microsoft .NET 6.0 Download” in your preferred search engine.
  2. Look for the “.NET Desktop Runtime 6.0.x” release in the list.Download Microsoft.NETCore.App 6.0.0
  3. Depending on your operating system, click on the appropriate download link. For example, if you are running Windows 11, select “Windows x64“.Download .NET 6.0 Desktop Runtime

Always remember to stick to official or recognized channels when downloading software to ensure the authenticity and safety of the files.

How to install Microsoft.NETCore.App 6.0.0?

Once you’ve downloaded the appropriate setup file, the installation process is straightforward:

  1. Locate the downloaded file on your computer, typically found in the “Downloads” folder.
  2. Double-click on the “windowsdesktop-runtime-6.0.21-win-x64.exe” (or similarly named) installer file.How to install Microsoft.NETCore.App 6.0.0
  3. An installation window will pop up. Follow the on-screen prompts.What is Microsoft.NETCore.App framework
  4. During the installation, you may be asked about certain preferences or settings. Choose as per your requirement.
  5. Once you click “Next” through the prompts and finally hit “Install”, the framework will begin installing on your system.LariLauncher Baldur's Gate 3 .NET 6.0 framework
  6. After the installation is complete, you may be prompted to “Restart” your computer for changes to take effect. Save any work and restart your machine.


Encountering error messages related to .NET versions, like the Microsoft.NETCore.App 6.0.0 issue, is a common experience when running certain games or applications. Different applications require specific .NET versions for optimal functionality. If you face such an error, it typically means your system is missing the required .NET framework or runtime.

The solution is straightforward: simply download and install the necessary .NET version. However, always ensure that you’re downloading from official sources, particularly, to maintain system safety and integrity. With the right .NET version installed, your game or software should run seamlessly.

Nyau Wai Hoe
Nyau Wai Hoe is the Founder and Chief Editor of With a degree in software engineering and over 12 years of experience in the tech support industry, Nyau has established himself as an expert in the field, with a primary focus on the Microsoft Windows operating system. As a tech enthusiast, he loves exploring new technologies and leveraging them to solve real-life problems.

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