Why WhatsApp HEIC Photos Won't Open on a Client Computer — and What Actually Works

https://www.bookmarkingvictor.win/how-i-stopped-delivering-heic-files-a-practical-heic-to-jpg-workflow-for-photographers

You're sitting across from a client, they hand you a USB stick or forward a WhatsApp chat, and the photo won't open on the computer. The file extension reads .HEIC and Windows gives you the digital equivalent of a shrug