A method comprises: at a computer device configured with user applications grouped in multiple virtual desktops hosted on and displayed by the computer device: establishing an online meeting with remote computer devices over a network; responsive to user input, selecting one of the multiple virtual desktops to be a shared virtual desktop, such that all other ones of the multiple virtual desktops become unshared virtual desktops; sharing, with the remote computer devices, the shared virtual desktop, including first user applications of the user applications that are grouped in the shared virtual desktop; and not sharing, with the remote computer devices, any of the unshared virtual desktops and second user applications of the user applications that are grouped in the unshared virtual desktops.