You can follow the changes made in:
Locations need to be in the favorites list to be followed.
Do one of the following:
Note: harmon.ie tries to help you following frequently-visited locations by suggesting to add them to the favorites list.
To view the SharePoint documents/items updates, open the People tab > Updates view. You can filter the list to view both document and list items updates, or select only document / list items.
Depends on your settings. When you choose to follow a library, folder or list, check Follow subfolders to follow subfolders as well. Edit a favorite location to change the recursive setting.
To permanently unfollow a SharePoint location, do one of the following:
To temporarily unfollow a SharePoint location: