Is multi-touch operation using pinch-in/pinch-out/etc. possible?
* This function is available in both the Client software version and the Web browser version.
Use keyboard and mouse combinations to simulate multi-touch actions such as pinch-in and pinch-out.
Press the Alt key on your computer to display two cursors. Use your mouse on the cursors to replicate pinch-in and pinch-out actions.
*This function is currently unavailable for iOS9.2 or above devices