PWA Install & Voice Notes Tutorial

I need a clear, step-by-step video tutorial that shows everyday users how to
 1) install my Progressive Web App on both Android and iPhone and add it to their home screens, and
 2) record and send voice notes inside the app in English... (Budget: $10 - $30 USD, Jobs: Audio Production, Audio Services, Camtasia, Sound Design, Video Editing, Video Production, Voice Over, Voice Talent)