: Visit the SketchUp License Manager and enter your registered email address and serial number to view your active authorization code.
If SketchUp 2020 is still installed and working on an old computer, go to Help > License > License Info (Windows) or SketchUp > License > License Info The Official License Manager: You can use the SketchUp License Manager
: Visit the SketchUp License Manager and enter your registered email address and serial number to view your active authorization code.
If SketchUp 2020 is still installed and working on an old computer, go to Help > License > License Info (Windows) or SketchUp > License > License Info The Official License Manager: You can use the SketchUp License Manager