For offline deactivations use DeactivationRequestToFile(). Then they'll send you the deactivation request file and you'll use it in the same place you use offline activations: https://wyday.com/limelm/help/offline-activation/
First. I'm still waiting for an answer to my question of May 13.
Is it possible to deactivate a product key/license offline? If so, how? I'm using Delphi and a call to TurboActivate.Deactivate raises an exception where there is no Internet connection.
For offline deactivations use DeactivationRequestToFile(). Then they'll send you the deactivation request file and you'll use it in the same place you use offline activations: https://wyday.com/limelm/help/offline-activation/