All iPhone and iPad owners who have installed the system update number 15.4 might have noticed a problme with their battery.
The device was loosing power very fast and there really wasn't any reason for it.
Don't worry however Apple has got you covered. If you got tothe setting right now, you can download the newest update number 15.4.1.
As the company explains the main goal of this update is to delete the problems with the battery. However that is not the only change coming with new files.
You can also expect unnamed, bug fixes and various performance improvements included as well.