Apple today released iOS 26.6.2 with a fix for "an issue that prevents downloading a software update over a cellular connection". The minor software update is rolling out now for the iPhone 11 series and newer. To update your iPhone, open the Settings app and tap on General → Software Update. It might take a few minutes for the update to be visible to everyone. iOS 26.6.2 arrives approximately three weeks after iOS 26.6.1, which delivered security fixes.