RealVNC offline licensing is an Enterprise-only feature designed for air-gapped or high-security environments where servers cannot connect to the internet. Key Features & Requirements Availability : Included only in RealVNC Connect Enterprise subscriptions. Connectivity : Offline licensing only supports Direct Connections

✅ The license is now active. No internet connection is ever required.

Step 1: Locate your System ID (Machine ID)

On the offline target machine (the one without internet), you must generate a unique "System ID."

There are three primary ways to apply the key depending on your access and platform: Option A: Using the Graphical License Wizard (Windows/Mac) Best for manual, desk-side setups: Right-click the RealVNC Server tray icon and select In the License Wizard, click the Register offline button at the bottom. Follow the prompts to paste your key or upload the file if you downloaded one. Option B: Using the Command Line Ideal for remote or automated administration: Run Command Prompt as an administrator and use: