H5P content not loading on iPhone 4s
I recently discovered that my iPhone 4s does not show any H5P content anymore (It does show on a Samsung Android and it does show on a desktop).
- I do not know when this first happened, is was fine a year ago, I did not check since.
- Platform and version number. Wordpress 5.2.2
- Mobile: iPhone 4s with ios 9.3.6
- Browser: Safari
- H5P plugin version: 1.13.1
- H5P content type: Dialog Cards, Flashcards, Column (all H5P content types I suppose)
- Sample URL: https://mobiel.leernt2.nl/leer-nt2/leerweg/?pen=1&blok=1&blok_volgnummer=1
- Any browser console errors: None
- Any PHP errors: None