RealVNC software and services support a wide range of platforms, as detailed here:
VNC Connect (VNC Server, VNC Viewer, Instant Support): Supported Platforms for VNC Connect
VNC 5.x : Supported platforms for VNC 5.x
Support for RealVNC Software
Refer to Release Notes
RealVNC supports the current and previous 2 minor versions of VNC Server. See Supported Operating Systems (below).
RealVNC supports the current and previous 2 minor versions of VNC Viewer. See Supported Operating Systems (below).
RealVNC supports the current Instant Support executable download available at https://www.realvnc.help
RealVNC supports the last shipping version of VNC Server 5.x (5.3.3) and VNC Viewer (5.3.3). See Support Operating Systems (below).
Critical security issues will be fixed for VNC 5.x.
Supported Operating Systems
For legacy operating systems: RealVNC supports the latest version of VNC Server / VNC Viewer supported by your Operating System.
RealVNC software is tested and supported on operating systems supported by Microsoft. For information on the Microsoft Lifecycle for Windows products, see https://support.microsoft.com/en-us/help/18581/lifecycle-faq-windows-products
To find the support status of your Microsoft operating system, please visit https://support.microsoft.com/en-us/lifecycle/search
Apple does not publish an official policy but RealVNC commits to support VNC Server and VNC Viewer on the current and 2 previous versions of macOS.
RealVNC software is supported on LTS releases supported by Canonical. See: https://ubuntu.com/about/release-cycle
RedHat / CentOS
RealVNC software is supported on RedHat Enterprise Linux (and derivatives) supported by the operating system vendor in Full Support or Maintenance Support.
SUSE Linux Enterprise
RealVNC software is supported on SUSE Linux Enterprise supported by SUSE.
RealVNC software is supported on Raspbian releases that are not End-of-Life.
Other Linux Distributions
If you are using a Linux distribution not detailed above, whilst it is likely to work, RealVNC has not tested its software and therefore is unable to provide support.
RealVNC supports the current and previous 3 major releases of iOS / iPadOS
RealVNC software is supported on Android 5 and above.
NOTE: We are unable to support Android forks (e.g. LineageOS) or rooted phones