Collaborate on Files with Others
You can share and collaborate on SharePoint Online document library files with others. If you want to collaborate at the same time (co-author), you must use Office Online apps. To collaborate at different times, you must use Office Desktop apps.
Collaborate at the Same Time as Others Using Office Online Apps
To collaborate at the same time, open the document in the corresponding Office Online app to co-author with others.
Collaborate at Different Times using Office Desktop Apps
To collaborate at different times, open the document in the corresponding Office Desktop app. If you want to restrict others from making changes while you edit, check out the file from the document library and check it back in when you are finished.
- Edit a Document in a Document Library Links to an external site. (External resource)
- Check Out or Check In Files in a Document Library Links to an external site. (External resource)