Make HEIC Conversion Fast: How to Stop Waiting 15 Seconds Per File

https://noon-wiki.win/index.php/Why_iPhone_Photographers_and_Creators_Struggle_When_Sending_Files_to_Windows_or_Older_Systems

Why 15 seconds per HEIC wrecks batch work - and what this numbered list will actually fix That moment when you hit Enter on a batch job and watch a single HEIC-to-JPEG conversion take 15 seconds - then multiply by 800