If you have already licensed your software and need to recover the key: RealVNC Server Parameter Reference
: Certain features, such as permanently hiding the VNC Server icon to prevent local user interaction, require contacting the sales team for a "special license key". Where to Find Your License Information vnc server license key serial number exclusive
, you can find the specific "offline license details" on the Deployment page RealVNC account Subscription Models : RealVNC Connect is licensed either per-device If you have already licensed your software and
To use the VNC Server license key serial number, follow these steps: vnc server license key serial number exclusive
Older versions (like VNC 5.x or Enterprise 4.x) did use 25-character license keys, but these are no longer sold or supported for modern operating systems. Secure Alternatives