At the time, WhatsApp was already a rising star with over 200 million active users. Back then, WhatsApp worked flawlessly on Jelly Bean.
Android 4.2.2 Jelly Bean was a reliable platform for WhatsApp from 2013 until late 2021. Today, it is a fully deprecated and non-functional environment for WhatsApp due to server-side blocks and missing modern security protocols. Users must upgrade to Android 5.0+ (Lollipop) or newer to continue using the service. android 4.2 2 jelly bean whatsapp