WhatsApp has officially ended support for Android 4.1, rendering most older APK versions non-functional today as the service now requires Android 5.0 or higher. While legacy APKs (e.g., version 2.23.8.78) can technically be installed, using them presents significant security risks, and the app will likely fail to connect to modern servers. For a secure and functional experience, updating to a newer operating system is strongly recommended. More details on finding older versions can be found on APKMirror.
adb install --abi armeabi-v7a WhatsApp_2.21.23.20.apk.To continue using WhatsApp with full features and security, it is recommended to switch to a device that supports at least Android 5.0. Backup Data: whatsapp messenger apk android 4.1.2
For security and functionality, the only recommendation is to upgrade your hardware to a device running Android 5.0 or newer, as WhatsApp has permanently severed ties with the Jelly Bean operating system. WhatsApp has officially ended support for Android 4