So you’ve been having problems reactivating your codemeter licenses, this website has the instructions on how to remove codemeter licenses via the cmd prompt.


1. Open CodeMeter Command Prompt from the Windows Start Menu, CodeMeter folder.

2. Execute the following command, where the Serial Number matches the license you are trying to remove from CodeMeter.

cmu32.exe –delete-cmact-license –serial <Serial number of CmActLicense license>

3. The license should disappear from CodeMeter Control Center. The Command Prompt will report “CmAct-License ###-##### successfully removed”.

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