Tracking changes to a document is used when multiple users are working in its editing. It is done so that we can see which user has made the changes, so that we can remove errors or make other changes that will improve the final version. This option only applies to shared documents. Even if we did not share it, after activating the tracking changes option it will become a shared document.
Working together of multiple users on one document is a very common situation. The document can be found on a network, SharePoint Server or Cloud, and when working together, it is important to determine who is going to access the document, what changes he will make, and if more users are browsing content, which change should be accepted. In the following text, we will deal with the basic terms of exclusion and common work.