Open up Unity Preferences, External Tools, then browse for the Visual Studio Code executable as External Script Editor. Download the Build Tools for Visual Studio 2022.The C# extension no longer ships with Microsoft Build Tools so they must be installed manually. Install Build Tools for Visual Studio (Windows only) In the VS Code Settings editor ( ⌘, (Windows, Linux Ctrl+,)), uncheck the C# extension's Omnisharp: Use Modern Net setting ( 'eModernNet': false). Install the C# extension from the VS Code Marketplace. Note: This version of Mono, which is installed into your system, will not interfere with the version of MonoDevelop that is installed by Unity. Please review the output for more details', make sure to install the latest stable Mono release. To avoid seeing 'Some projects have trouble loading. Logout or restart Windows to allow changes to %PATH% to take effect. NET SDK, which includes the Runtime and the dotnet command. Read on to find out how to configure Unity and your project to get the best possible experience.

In the screen below, you can see code colorization, bracket matching, IntelliSense, CodeLens and that's just the start. All of the C# features are supported and more. Visual Studio Code can be a great companion to Unity for editing C# files. Configure IntelliSense for cross-compiling.

Unity stable version