In the following screenshot, a Power BI Desktop file containing an import mode dataset has been uploaded to a OneDrive for Business folder:
Selecting the ellipsis (three dots) exposes several file options including Version history. As changes are implemented and saved in the PBIX file, such as a revised DAX measure or a new M query, the updated PBIX file could be uploaded to OneDrive for Business. Given the same name as the existing file, OneDrive for Business will require the user to confirm that the file should be replaced, as illustrated in the following screenshot: ...