Supported operating systems for Geneious/Geneious Prime are:
Windows 7, 8, 8.1, and 10
Note: These plugins are not supported on Windows: TopHat, Velvet Optimiser
Note: Use of Spades requires Windows 10 with the Development environment installed.
CentOS and Redhat 6 or higher, or Ubuntu Desktop LTS (14.0.4, 16.04 and 18.0.4). Note that 32-bit linux is not supported for Geneious R10 and above. To run Geneious on Linux you also need the default desktop environment and all packages up to date with latest versions from the distribution repositories.
Supported Apple operating systems vary depending on the version of Geneious you are running, as follows:
Geneious Prime 2019: MacOS 10.8 - 10.14
Geneious R10 and R11: MacOS 10.8 - 10.14
Geneious R9: MacOS 10.6 - 10.14. Users on OS 10.6 will need to install Java 6 from https://support.apple.com/kb/dl1573