Magic Keyboard

If you're talking about the Magic Keyboard model listed here:--> iPad Keyboards - Apple , compatible with iPad Pro 12.9" (3rd and 4th generation), iPad Pro 11" (1st and 2nd generation) and iPad Air 4th generation, you can find many support articles. The most important are:--> Set up and use Magic Keyboard for iPad - Apple Support

and/or:--> If you can't connect your iPad to your Magic Keyboard, Smart Keyboard, or Smart Keyboard Folio - Apple Support

and/or:--> Learn iPad keyboard shortcuts - Apple Support

Regards

Giulio

Sorry I forgot this guide (at section Accessories>Keyboards):--> iPad User Guide - Apple Support

Regards

Giulio