Download a desktop tool like iMazing or an older version of iTunes (v12.6.3 or older) that still contains the App Store. Connect your iPhone via a USB cable. Navigate to the Apps management section.
Tap on the Updates tab, then select Purchased at the top.
: To continue using WhatsApp, you will need an iPhone that supports iOS 15.1 or later , such as an iPhone 6s or newer.
Since early 2026, . This means that if your device is capped at iOS 7.1.2 (such as the original iPhone 4 or other devices that could not be updated further), official support from the App Store has been completely discontinued. The final deadline for any support was set for February 1, 2020; after that, WhatsApp stopped working for these devices, and now, many cannot even open.