Please familiarise yourself with screen readers and how they work by downloading either the Jaws 40-minute demo or the full version of NVDA which is free.
Ymgyfarwyddwch â darllenwyr sgrin a sut maen nhw'n gweithio trwy lawrlwytho naill ai demo 40 munud Jaws neu'r fersiwn lawn o NVDA sy'n rhad ac am ddim.