How to make Beyond Compare ignore whitespace, but still show changes in comments
- Use the Session → Session Settings menu item.
- Go to the Importance tab.
- In the list box on the top left, check Comments.
- In the drop-down at the bottom left, choose Also update session defaults. (if you want to change it permanently)
- Click OK.
- Verify that View → Ignore Unimportant Differences is enabled.