Generate a new challenge from the plugin on your offline machine. Then immediately go online to generate a fresh response. Do not wait.
Major macOS or Windows updates can alter your machine’s hardware signature. After updating, you may need to generate a new challenge response. Always have your iZotope login and original serials accessible. izotope challenge response
On a different computer with internet access, log in to your iZotope Customer Account . Navigate to . Generate a new challenge from the plugin on