Teletext default graphics mode (mode 7) was based on Teletext display, and the computer could be used to create and serve Teletext-style pages over a modem connection. With a suitable adapter, the computer could receive and display teletext pages, as well as software over the BBC's Ceefax service, for a time. The Philips P2000 home computer's video logic was also based on a chip designed to provide teletext services in TVs. Prestel was a British information-retrieval system based on teletext protocols. However, it was essentially a different system, using a modem and the phone system to transmit and receive the data,
Teletext Ltd. findings, the service would cease broadcasting most of its services on analogue and digital television, with the exception of the commercial services broadcast on Freeview channels 101-107 such as Teletext Holidays and the firm's profitable travel websites in January 2010, with the switch off date subsequently brought forward to 14 December 2009 (Sky Digital) and 15 December 2009 (analogue TV, Freesat and Freeview). Teletext's news and information service were removed from: ITV, Channel 4 and Five on analogue TV; ITV and Channel 4 on Sky Digital; ITV, Channel 4 and channel 100 on Freeview; editorial on Teletext Extra on Freeview;