Applies to: ZWCAD, ZWCAD+, ZWCAD Classic, ZWCAD Architecture and Mechanical.
Following instruction is for your reference.
1) On customer's side, please keep the original service running there;
2) In the same ZWCAD+ Network License Manager, after you activate the second new license, you can see multiple rows for different licenses.
3) Then in the LMTools, click "ReRead License File" in "Start/Stop/Reread" tab. You can also try to stop and get to restart the service.