You can not reactivate Cubase LE 10, because the eLicenser system has been deactivated. However, you can ask for an update to the current Cubase LE 15, just add your request to this thread.
You can not reactivate Cubase LE 10, because the eLicenser system has been deactivated. However, you can ask for an update to the current Cubase LE 15, just add your request to this thread.