Check that the tray icons of all ShareMouse installations show the green check mark to indicate that ShareMouse is connected to other clients and ready to use.Make sure to close the Display Manager and/or Settings window before using ShareMouse.If you skip that, ShareMouse won't be able to access required system functions. So you would need to uncheck and re-check all these settings after each ShareMouse update.
VMWARE PLAYER MAC OS X JITTERY MOUSE UPDATE
Apple demands, that you reconfirm these settings with every ShareMouse update (tedious, we know, but hey, it's Apple). VERY IMPORTANT: ShareMouse must be authorized in the macOS accessibility settings. Mac only: Launch the ShareMouse program if you don't see the program icon in the upper right of the upper status bar (near the clock). Please refer to the documentation of such "security" program. Please check, if any “security” program (such as an “Antivirus” or “AntiSpyware” software that is marketed to give you the feeling of safety) is blocking ShareMouse from being executed. If you still can't find the task bar icon, it may be hidden by Windows and you need to manually make it visible: Windows only: Do you see the program icon in the lower right of the Windows system tray? If not, click the Windows Start button in task bar Programs » ShareMouse » Restart ShareMouse service.
Make sure to use the latest version ( download).