Apple has released iOS 15.4.1, which solves the problem of rapid battery drain on iPhone smartphones. The update fixes issues with previous iOS 15.4.

 Apple has released an iOS 15.4 update in recent weeks. Now iOS 15.4.1 has been released. This update solves many problems of users, as well as eliminates critical loopholes in the system. Update code 19E258 solves the following problems:

1. iOS 15.4 solves the problem of fast battery life.
2. The problem is that broiler devices stop working when viewing text files.
3. Made for iPhone hearing aid connection problems fixed.

 Critical gaps have also been addressed. These vulnerabilities allowed malicious applications to use their own code on a smartphone.