Track Changes gives a way to make changes that are easy to spot. The changes are like suggestions that you can review, and then remove them or make them permanent.
- When it's turned on, deletions are marked with a strikethrough, and additions are marked with an underline. Different authors' changes are indicated with different colors.
- When it's turned off, Word stops marking changes, but the colored underlines and strikethrough are still in the document.
Support for viewing suggested changes as listed below,
Simple Markup - To review the changes, indicated by a red line in the margin
All Markup - For a detailed view of the changes
No Markup - For a preview of how the document will look if you make all the suggested changes permanent
Original - To view the original document as if all the suggested changes were removed