Philips 32PFL9604H - Manual (Page 119)

3.1.6 Teletext options 1/2
When in teletext, press Options o on the remote control
to reveal hidden info, let subpages cycle automatically,
change the character setting, freeze a teletext page, view
the TV channel and teletext simultaneously or show a
teletext page full screen again.
Freeze page
Stop the automatic rotation of subpages or stop the page
counter when you have entered a wrong page number or
when the page is not available.
Dual screen / Full screen
Not available for channels with Digital Text services.
Select Dual screen to view the TV channel and teletext
alongside each other.
Select the option Full screen to show full screen teletext
again.
Reveal
Hide or unhide hidden information on a page, such as
solutions to riddles or puzzles.
...