Enable AutoSave or AutoRecover
AutoSave is an option available to Microsoft 365 subscribers whereby your Word files are automatically saved to OneDrive or SharePoint. This option can be turned on and configured by turning the AutoSave toggle On at the top of Word.
On the other hand, AutoRecover is a feature accessible to non-subscribers.
1. Click on File, then Options, and click on the Save tab on the left of the window that appears.
2. Click the checkbox beside the Save AutoRecover information every X minutes option so that it has a check mark in the box icon.