Node.js 16 + TypeScript 4.x: Compatible; Both Now Outdated
Node.js 16+TypeScript 4.x
TypeScript 4.x runs correctly on Node.js 16. Node.js 16 is EOL (September 2023). Upgrade both to Node.js 20 + TypeScript 5. TypeScript 4.x was the dominant release during the Node.js 14 and 16 LTS lifecycles.