When you are working in a document, all changes will be recorded, regardless of who they were made by. This allows you to view old versions and revert to an earlier version if changes have since been made in error. 

View document revisions

To view the versions of a document:

A list of all major revisions will display on the right-hand side of the screen - click on a revision to show the document, spreadsheet or presentation as it was revised on that date:

To return to the document, click on the Back arrow near the top-left corner of the screen.

View recent changes

When you open a shared document, you can now quickly see any changes made to the document since you last viewed it. If multiple people have made changes, their changes will be coloured to show who made which change. 

To view recent changes in a document:

All changes will be highlighted on screen:

All people that have made changes to the document will be listed along the left-hand side of the screen - changes that they have made to the document will be shown in the colour displayed under their profile picture.

Use the arrows near the top-right corner of the screen to navigate through the new revisions:

Click on the See Full History link to view the document's full revision history. 

To return to the document, click on the Back arrow near the top-left corner of the screen: