This specific legacy version included several usability improvements before the major jump to version 7.0:
: A new ToolbarPin parameter allows you to lock the session toolbar in place during remote sessions. Instead, download the latest official version (currently 7
: You can drag application windows between different RealVNC Viewer windows when in Multi-Window mode. It has since been succeeded by Version 7
: Do not use a cracked version. Instead, download the latest official version (currently 7.x or the patched 6.22.826) directly from the RealVNC Download Page to ensure you have the latest security patches. VNC Viewer 6.22.515 Key Features Instead, download the latest official version (currently 7
: Works across Windows (7, 8, 10, 11), macOS, Linux, and Raspberry Pi. Critical Security & Legal Considerations Download VNC Viewer for Linux by RealVNC®
: Version 6.22.515 was a stable release from RealVNC . It has since been succeeded by Version 7.x .