According to renowned WhatsApp sleuth WABetaInfo, the company has started creating the feature in one of its test builds. The under-development feature includes support for voice and video calls for both individual contacts and groups. [Read: Google Assistant displays get a new UI, a dark theme, and more features] Screenshots posted by WABetaInfo suggest that when you’ll call someone through the WhatsApp desktop app, a new window will open up with controls to manage the call. It’s important to note that you can already make video calls to people through WhatsApp for desktop if you use the shortcut to create Facebook Messenger Rooms. However, the upcoming functionality will bank on WhatsApp’s own infrastructure to make calls. Since it’s an under-development feature, we don’t know when WhatsApp will roll out support for calls on its desktop app. We’ll keep an eye out for you when this feature becomes available to everyone.