** A user has sync set up his work and home desktops** He goes to AMO and installs an add-on on his work computer** When he goes home and starts his Firefox browser the new add-on will be usable and shows up in the add-on tab
; Desktop browser to browser add-on uninstall
** A user has sync set up his work and home desktops** At work, he goes to the add-on tab in the browser and removes the add-on** When he goes home and starts his Firefox browser this add-on will remove itself and not show up in the add-on tab
; Desktop browser to browser add-on disable
** A user has sync set up his work and home desktops** At work, he goes to the add-on tab in the browser and disables an add-on** When he goes home and starts his Firefox browser this add-on will disable itself and not show up in the add-on tab
; Desktop browser to browser add-on enable
** A user has sync set up his work and home desktops** At work, he goes to the add-on tab in the browser and enables a disabled add-on** When he goes home and starts his Firefox browser this add-on will enable itself and not show up in the add-on tab