Editing setpoints and text fields with a touchscreen in Perspective Workstation is currently very difficult without an onscreen keyboard to enter values into.
Currently the OS OSK is supported in the browser, but not Vision web browser and workstation. It's imperative that it be supported by all versions, but extending that, it would be far nicer if a custom keypad was used instead like in Vision so that for example the Numpad can be shown properly in the 3x3+1 grid, unlike how Windows 10 shows it on the same line 1x10 grid