How to change the version of CAD drawing in mobile DWG FastView?

What should I do when the lower version of the CAD software cannot open the higher version of CAD drawings? It's very simple, just convert the CAD drawing version. So without a computer, can the mobile phone CAD viewing software convert the CAD drawing version? of course ! Let me share with you the relevant operation skills of the mobile DWG FastView.

First open the drawing in mobile DWG FastView, and then click the "●●●" button at the top right of the software to switch its viewing mode to the edit mode as shown below:

Then go to the settings；

Actually you can ignore the first picture, because it is also be able to change to edit mode in settings page.