“After including more forward limits to contain the extent of misinformation, WhatsApp now appears to be launching on another new effective feature to make the app more useful for users during the COVID Pandemic.”
It is Confirmed Whatsapp, expand the number of users in group audio and video calls.

WhatsApp currently allows only 4 members in group audio and video calls. Update of Whatsapp Now, users can add more than 4 users in Whatsapp Audio and Video Call.

However, there is no information on WhatsApp’s new group calling limit yet.