Why does WhatsApp Web need a click from me for updating?

www whats app web I need to access the whatsapp web using firefox since the chrome browser has known issues of videos playback for whatsapp web

Update available Click to update WhatsApp Clicking triggers a page refresh, then WhatsApp operates normally (it doesn't require a new pairing with the happyland88 WhatsApp Web should still need an Internet connection on your phone It will be used when you want to open WhatsApp on a different PC for a few minutes