If you wish to add a "Sync" to One Drive button to Data View Plus toolset, please follow the steps below;
1. Switch to "advanced mode" in the Data View Plus tool set.
2. Select the gear setting icon within the "Menu bar" control.

3. In the Top Bar action, add the following Knockout data-bind code which will add the Sync to "OneDrive" button on the top menu bar.
You can also choose a different icon for your Sync to OneDrive within the button icon picker.
**odopen://sync/?siteId=SiteID_HERE&webId=WebID_HERE&listId=ListID_HERE&userEmail=UserEmail_HERE&webUrl=WebURL_HERE
***Please keep in mind that you’re required to know the Site ID, Web ID, List ID, and UPN\email of the current user.

4. You can see below that the Sync to "OneDrive" button is not being displayed in the Top bar menu.
