Disable reformatting code when saving files

Question

I made a small change to an old java file in IntelliJ and when I save the file the IDE automatically reformats all the code. Normally this would be preferable, however it seems

Answer 1

You can add these comments to make it temporarily disable formatting on the file, or a specific function:

// @formatter:off

If you want one section to remain, you can also add this:

// @formatter:on 

IntelliJ Documentation Link

If @formatter:off is not working, you can enable it in preferences: