: Locate the App Store icon on your device's home screen.
: Once installed, open the app, enter your phone number, and follow the on-screen instructions to verify your account via SMS . Important Safety and Compatibility Notes
: Type "WhatsApp Messenger" into the search bar.
Are you trying to install WhatsApp on a that doesn't support the latest version? WhatsApp Messenger - App Store - Apple
To download WhatsApp Messenger for your iPhone or iOS device, you should use the official Apple App Store . It is highly recommended to avoid downloading specific IPA files from unofficial sources, as these can contain malware or compromise your account security. How to Install WhatsApp on iOS