I had to restart the CitrixViewer app to get it to recognise the new keyboard -> menu mappings. The Citrix support article I mentioned above walks you through this. This means in OS-X's System Preferences > Keyboard Shortcuts settings you can map this menu command to a keyboard combo of your choice, the obvious one being ⌥-Tab:įinding the right application to reference in the Shortcuts application list. My CitrixViewer (ver 20.02.0.5) keyboard preferences look like this:Ĭrucially, in the CitrixViewer application menus, there are options to send certain keys and key combos, including the apocryphal Alt-Tab: You can use the standard Mac keyboard shortcut customisations to map alt-tab* on your Mac keyboard to send the Alt-Tab key-combo to Citrix Viewer. Happily I've figured out a reliable workaround, thanks to this Citrix support article. The before - issue was super bugging me too - ruining code I was writing in my Citrix session, etc. ~tl dr Use OSX Keyboard Shortcut System Preferences to map option-tab to the Citrix Viewer Alt-Tab menu option.