Fastcoloredtextbox.dll

Ensure the FastColoredTextBox.dll is present in your project's bin/Debug or bin/Release folder, or re-install via NuGet.

To help you get started with the right version, are you using: (WinForms) NET 6/7+ ? FastColoredTextBox.dll

// Example: Configuring the textbox in code fctb = new FastColoredTextBox(); fctb.Language = Language.CSharp; fctb.Text = "public class Test {}"; fctb.SyntaxHighlightStyle = SyntaxHighlightStyle.Css; // Optional styling Controls.Add(fctb); Use code with caution. Copied to clipboard Ensure the FastColoredTextBox

The easiest way to get the full, functional DLL is through NuGet: Install-Package FCTB . fctb.Language = Language.CSharp

Due to its common use in script executors, the DLL may sometimes cause false-positive warnings from antivirus software.