Hi,
in safari browser it's not possible to edit "things" (for example headings, button-labels, text-blocks..) directly in the "live-view"..
Screenshots for better understanding:
screenshot 1: https://prnt.sc/m7TsVJJ5D-9x
screenshot 2: https://prnt.sc/m2rqC_eOwRSX
maybe you can fix this with your next release, that would be awesome..
kind regards :)