Since 2020, WhatsApp requires Android 5.0 or newer to function. Alternative: You cannot download a working version from the Google Play Store for this device. While some third-party sites like
Once the APK file has finished downloading, you can install it on your device. android 23 6 whatsapp download link
If your device is running a version older than Android 5.0 and you are looking for a compatible legacy version (which may have limited functionality): Older versions of WhatsApp Messenger (Android) | Uptodown Since 2020, WhatsApp requires Android 5