: Stable releases such as v2.22.23.85 were among the final versions to explicitly target Android 4.1+.
If you still wish to proceed—perhaps to use the device for offline purposes or a different lightweight messaging app—here is the standard procedure for installing APKs on Android 4.1.2. whatsapp messenger apk android 412 full
Would you like help finding a safer messaging app for your older Android device? : Stable releases such as v2