Many users prefer the traditional used in Cambodia. Since macOS doesn't include it by default, you can install third-party packages: socheatsok78/khmer-unicode-keyboard-for-macos - GitHub
Modern macOS versions come with basic Khmer support, but you’ll likely want professional font families like or Noto Sans Khmer for better readability and design variety. install khmer font on mac
Use the shortcut Command (⌘) + Spacebar to toggle between English and Khmer quickly. 3. Advanced Keyboard Options (NiDA Layout) Many users prefer the traditional used in Cambodia
Click to finalize. Once installed, these fonts will be available in all Mac apps, including Pages, Keynote, and Microsoft Word. 2. Setting Up the Khmer Keyboard install khmer font on mac