If the official App Store methods fail, some users turn to jailbreaking to install Phoenix is the common jailbreak for iOS 9.3.6. This voids security and can make the device unstable. Functionality:

Last updated: May 2025. Information based on WhatsApp’s version sunset policies and Apple’s legacy download mechanism.

While it's not ideal, downloading an older version of WhatsApp can help you stay connected with friends and family on iOS 9.3.6. Keep in mind that this version may not receive updates or security patches, which could pose a risk to your device's security. If possible, consider upgrading to a newer iOS version or device to ensure you have the latest security features and WhatsApp compatibility.