AltStore has become the modern standard for sideloading IPAs. However, since your device is on iOS 7.1.2, you will likely need to use an older version of AltServer, as the newer releases require a higher OS.
The introduction of iOS 7/12 brought about significant changes to the operating system's architecture, rendering many older applications incompatible. WhatsApp, being one of the most popular messaging apps, faced this challenge head-on. As newer versions of WhatsApp were developed, support for older iOS versions was gradually discontinued. This left users with devices running on iOS 7/12 in a predicament, with limited options for accessing WhatsApp. whatsapp ipa for ios 712 extra quality
Older versions of WhatsApp do not feature the latest end-to-end encryption standards. AltStore has become the modern standard for sideloading IPAs
: WhatsApp now requires iOS 15.1 or newer . WhatsApp, being one of the most popular messaging