What is ios 15.0.1?

iOS 15.0.1 was released on September 27th, 2021, as an update to the original iOS 15 release. This version includes bug fixes and performance improvements for issues discovered in the initial release.

Some of the issues addressed in iOS 15.0.1 include problems with FaceTime and Messages not working correctly, as well as issues with App Store search results and Apple Music playback.

Overall, iOS 15.0.1 is intended to improve the stability and reliability of iOS 15 on compatible devices. It is available as a free update for all compatible iPhone, iPad, and iPod touch models.