How long does the official version of ios 15.7.1 need to be updated

In recent years, Apple has pushed new systems very frequently, not only because of the release of new computers, but also because it has pushed new functions and services to users. In the early morning of October 28, Apple officially pushed the official version of ios 15.7.1. Compared with the previous test version, Apple has fixed various problems. I believe many users are hesitant to update. How long will it take for the official version of ios 15.7.1 to be updated? Now let's make an introduction!

How long will it take to update the official version of ios 15.7.1? How long does it take to update the official version of ios 15.7.1

The complete installation and update time of the official version of ios 15.7.1 is about 20 – 30 minutes. The detailed time is as follows: the download and installation time of the updated files of the system is about 25 minutes, and the system setting time is about 7 – 10 minutes.

The official version of ios 15.7.1 is relatively fast. After all, the memory occupied by this system is small, only 800 megabytes. You can update it in half an hour under a good network environment.