1. Open Sublime Text, click "Sublime Text->About Sublime Text" in the menu bar, and display the version information as shown in the figure:
Currently version 4143.
2. Click the shortcut key Shift+Command+P to pop up the search bar, enter the keyword install in the search bar, and the drop-down options will appear, click to select one of them: Package Control: Install Package, as shown in the figure:
There will be no immediate response after clicking. You need to wait for a while, and then a message box will pop up, prompting that the plugin list has been loaded.
3. Continue Shift+Command+P to pop up the search bar, enter Chinese, and select Chinese Localizations in the drop-down box. After clicking, the Chinese package is installed, and the menu will automatically switch to Simplified Chinese.
4. You can click "Help->Language" in the menu bar and choose to switch to other languages.
