Business Tech Business Tech latest WhatsApp: How to start a voice or video call from a Mac or Windows 10 PC May 16, 2020 unparallel WHATSAPP is the world’s most popular chat platform, boasting 1.6 billion users. WhatsApp can also be used to make video calls over the internet . But can you make voice and video calls from a Mac or Windows 10 PC via WhatsApp Web?