How to Re-Activate a ChemDraw License with Administrative rights ?

Please try the Activation steps with Administrative rights by performing the following steps:

1. Launch the Signals Revvity ChemDraw application by right click over the shortcut present in the Start menu (Start > Programs > ChemOffice/ChemDraw vX.0) and select “Run as Administrator” and click 'Activate' on the 'Help' menu.
2. Enter your Activation Code (Make sure there are no empty spaces at the beginning or at the end of the code)
3. Click on 'Activate' to complete the activation. 

Note: This applies to Windows platforms only.