The desire to downgrade iOS apps usually stems from a few common frustrations:
Link the device by scanning the QR code using a supported smartphone. Download the Last Compatible Version
If you had previously backed up your iPhone using iTunes (versions before 12.7) when WhatsApp version 236 was still installed, there is a theoretical possibility of restoring that backup to retrieve the old app version.
After obtaining an IPA file, you'll need to install it on your iPhone. Since the App Store isn't involved, you'll need to use sideloading methods:
While historical versions of the app did exist at one time, they cannot be obtained from official sources, and even if found through unofficial channels, they would be incompatible with modern iPhones, rejected by WhatsApp's servers, and pose serious security risks. The combination of app signing requirements, iOS compatibility constraints, server-side version blocking, and security concerns makes the practical use of such an old WhatsApp version essentially impossible.
The search for older versions of iOS applications is a common trend among smartphone users. Many users prefer older versions to regain lost features, bypass unwanted interface updates, or maintain compatibility with older hardware. Recently, a specific search term has gained traction in search engines: