How do I turn off the unlimited whitespace in IntelliJ editor?

Question

How do I remove the ability to move the cursor after then end of line in IntelliJ?

Answer 1

If the other answers don't seem to be working, you might have Column Selection Mode enabled. On my Mac it's mapped to Cmd+Shift+8. It's located under the Edit menu. That menu item will show a little checkmark when the mode is enabled.