WhatsApp tests companion mode on Android: What is it, how it works and more

With the companion mode, WhatsApp would allow linking existing WhatsApp account to secondary smartphone

Meta-owned instant messaging platform WhatsApp is testing a new feature called ‘Companion mode’ on Android. Available for limited beta testers currently, the companion mode allows users to link existing accounts on secondary Android smartphones. WhatsApp allows linking existing accounts with up to four devices. It allows users to use WhatsApp services on the linked device, even if the primary registered device is out of network or has no internet connection. However, the companion mode is limited to web client and PC application at present. The support for tablet and smartphone has been on the cards, and the companion mode on