Download the generated activation file (usually named activation_file.ack ). Save the activation_file.ack file to your USB drive. Step 3: Import the Activation File (Offline Machine)
If you need to unregister an offline management server from your Acronis account (e.g., for decommissioning or reallocation), the process similarly requires a deactivation file: offline activation acronis cyber protect 15
For further help, refer to the official Acronis Knowledge Base article #61866 (Offline Activation for Acronis Cyber Protect 15) or contact Acronis Support with your request file and serial ready. for decommissioning or reallocation)
Errors referencing connectivity even after offline activation: offline activation acronis cyber protect 15