This was discovered earlier back in November 2019, while skimming through with the latest WhatsApp beta APK, the team found more proof of impending multiple mobile device support.

This incoming feature was able to trigger different event messages in regards to multiple device support when a WhatsApp user’s encryption key is changed.

Just for clarification, this is totally different from using WhatsApp web, where you need to sync your account using a QR code.

WhatsApp is busy adding more features to its messaging app, and one of the most talked about feature expected is the ability to use the same WhatsApp account on multiple devices.

Click the link to Read from source: https://cybertechguide.com/2020/06/whatsapp-on-multiple-devices/