HP Smart

An application was installed on Petronella Osgood's computer by 10 May 2020. Its logo was a white square containing a blue outline of a printer and paper, as well as a mobile phone. (WC: The Zygon Isolation)

Behind the scenes
While the application was not named in WC: The Zygon Isolation, the application was named "HP Smart", in the real world, and was a supplementary application to the HP Printer, which could be used for printing, scanning, and sharing files.