# Markdown folding not working > Fix your VS Code Markdown code folding issue! Learn why folding may not be working and discover the simple solution to enable code blocks and headings folding for a cleaner editing experience. ---  **TL;DR** This article fixes a case where code folding doesn't work in VSCode's Markdown editor: make sure the built-in `@builtin Markdown Language Features` extension is enabled. > In case code folding is not working in markdown mode as illustrated below, make sure the `@builtin Markdown Language Features` addon is enabled. *That same built-in extension powers [sticky scroll](/blog/vscode-sticky-scroll) in Markdown files, which stops working for the same reason.*   Once folding works again, you may want more control over *what* gets folded: [Working with regions in VSCode](/blog/vscode-regions) shows how to define your own foldable blocks, even in file types VSCode doesn't support natively.