The co-authoring feature in SharePoint is not supported by all types of documents. You’re not using the right document format The AutoSave button can be found at the top left hand corner in Excel, Word and PowerPoint.

Therefore it is vital to ensure AutoSave is turned on when working collaboratively. When turned on, this feature ensures all your changes are saved to the cloud as you are working on the changes and lets other co-workers and users see the changes you are making in real time. To automatically save your work and any edits and changes you make to a document, you have ensured that AutoSave is turned on. Resolving issues with co-authoring AutoSave is turned off For a full list of other reasons as to why co-authoring may not be working for you and how to solve these issues, please visit the Microsoft Office Support webpage and read about Troubleshooting co-authoring. It is important to note that there are still many other technical reasons why co-authoring may be having issues. These are just some of the most common reasons as to why co-authoring may not be working for you in SharePoint. You’re using feature that don’t support co-authoring.Co-authors are accessing the document from different applications.Co-authors are using different versions of the application.You’re not using the right document format.Common reasons why your co-authoring may not be working: In this blog post I’ll share a few of the most common reasons why co-authoring might not be working for you and how you can resolve the issues.

However there are a number of situations that can block or prevent you from co-authoring with others. Most of the time, the co-authoring feature works well and runs smoothly. The default co-authoring feature on SharePoint allows multiple users to work together in one document simultaneously without interrupting each other’s edits and changes.

Excel autosave not working 2010