BenQ PointWrite PW40U Kurzanleitung Seite 7

All manuals and user guides at all-guides.com
Driver installation
When you are the first time to use this PointWrite Module, please install set-up
driver for Configuration setting.
Go to BenQ Website >> Search PW40U >> Go to "Download Page"
https://business-display.benq.com/en/findproduct/projector/accessory/
pointwrite-pw40u.html
Installation Completed