Wacom DTU-1631 Tablet Driver 6.3.42-2 Feb 5, 2021
... - Please note: this driver does not support Intuos 4 (PTK-440, PTK-640, PTK-840, PTK-540WL). Resolved Issues:- All models: We fixed an issue that was preventing customers from creating keystroke settings that contained the ampersand (&) character. - All models: We fixed an issue that was preventing scrolling in all directions ...