Earlier testing was carried out on 8 June 2021 (iOS) and 15 June 2021 (Android) by DAC (Digital Accessibility Centre) ​ ​​​​​​​​​​​External link opens in a new window ​ ​​.
Cynhaliwyd profion cynharach ar​ 8 Mehefin 2021 (iOS) a 15 Mehefin 2021 (Android) gan DAC (Digital Accessibility Centre) ​ ​​​​​​​D​olen allanol yn agor mewn ffenest newydd ​​.