If upgrading your hardware is not immediately possible, you may attempt these "last resort" methods, though they are not recommended for long-term business use. 1. Download Legacy APKs
If you are currently using or attempting to install WhatsApp Business on an Android 4.4.2 device, here is what you need to know about compatibility, risks, and alternatives. The Status of WhatsApp Business on Android 4.4.2 whatsapp business para android 44 2
You can find archived versions of the app on third-party sites. Some older builds, like , were designed to support minimums as low as Android 4.1. About supported operating systems | WhatsApp Help Center If upgrading your hardware is not immediately possible,
: Even if the app is already installed, it may stop sending or receiving messages because it can no longer connect to WhatsApp's updated servers. The Status of WhatsApp Business on Android 4