Users of iOS 10 and iOS 11 are no longer able to download WhatsApp from the App Store as a result of the update. You may still get updates and security fixes for WhatsApp on the older iOS version until October
This isn’t WhatsApp’s first time abandoning an older version of its software. For the most popular messaging app to be available and supported on older operating systems is a common practise.
Last year, WhatsApp ceased supporting Android 4.0.4 customers and began recommended that they upgrade to Android 4.1 or a newer version in order to continue receiving support from the messaging service.
According to Apple’s own figures, 63% of its iPhone users are currently running iOS 15.