WhatsApp Web launches voice and video calls with device transfer and waiting room

Claims

What the coverage asserts, and how well corroborated each claim is across sources.

• [● 6 SOURCES] All web‑based calls remain end‑to‑end encrypted. (WhatsApp confirms encryption for browser calls.)
• [● 6 SOURCES] The new calling features are being rolled out gradually to all users. (WhatsApp states the updates will be released progressively.)
• [● 6 SOURCES] WhatsApp Web now supports video calls. (Video calling added to the web version of WhatsApp.)
• [● 6 SOURCES] Calls can be transferred between devices without hanging up. (WhatsApp adds a Call Transfer feature for seamless device switching.)
• [● 6 SOURCES] WhatsApp Web now supports audio calls. (WhatsApp introduces audio calling on its web platform.)
• [● 24 SOURCES] QuickHD provides high‑definition video from the start of a call. (all articles)
• [● 24 SOURCES] A Waiting Room feature lets organizers require approval before participants join group calls. (supporting_article_ids)
• [● 29 SOURCES] Noise suppression reduces background sounds during calls. (ab73f752-..., 9f8d71f1-..., 1a0a3040-...)
• [● 6 SOURCES] WhatsApp Web now supports audio and video calls directly in a web browser. (new)
• [● 25 SOURCES] A waiting‑room feature lets hosts require approval before participants join a group call. (ab73f752-9496-4c7e-bce8-84353ba60b23, c3c5e164-933f-4ee2-ab21-26c02c35b381, 2d758d05-6a91-4281-addd-43d3e50640b6)
• [● 6 SOURCES] WhatsApp Web calls include screen sharing and reaction emojis. (new)
• [● 6 SOURCES] Background noise suppression reduces ambient sounds during calls. (new)