Make updating a DWG in Revit just a 'right click' command
To update a DWG placed in a Revit view these are the steps you need to follow.
1 Change Tab to "Manage" Tab
2 Click on '"Manage Links"
3 Click on "CAD Formats" Tab
4 Select the DWG from the list of DWGs
5 Click "Reload"
6 Click "OK"
Whereas for example in ArchiCAD
1 select view of DWG
2 Right click it
3 Select "Update" from context menu
4 Click Ok