The Darwin Kernel and Safari version are similar versions, but iOS and MacOS are very different with windows, multitasking, application depth, and so on. This is likely some kind of odd memory issue with text buffered graphics where text overlapped when using a iPhone, IPad, or a Mac.You know, if iOS and macOS are having the exact same problems with editing that would lead you to believe that the two OSes are closely linked together and compiled at the same time with the same libraries and they are already testing cross platforming macOS on an iPad or dual boot options for your iPhone 15![]()