Apple shows no sim card after updating ios15 (no sim card after ios15 update)

Audio commentary

Hello, everyone. The meeting will answer your questions. Apple update ios15 shows no sim card, ios15 update without sim card this many people do not know, now let's take a look at it!

Answer:

1. Quickly press the high and low volume keys respectively, and then hold down the power button all the time

2. Until you see the Apple logo, press and hold the top or side button and the volume down button until you see the Apple logo

3. For models with the home button before the iPhone7, press and hold the home button and the power button at the same time until you see the Apple logo.

4. the reasons for the poor signal of mobile phone network:

5. It may be because the network signal of the place where the mobile phone is located is not very good, so you can try somewhere else. Maybe it's because the phone doesn't have much memory left, so the phone doesn't react too fast.

6. The speed of entering the website will be relatively slow, giving people the illusion that the network is not good. In this way, the speed of mobile phones entering the website will become faster.

7. Because the receiving function of the mobile phone itself is not strong, the network signal of the mobile phone is not good. This situation belongs to the hardware problem of the mobile phone, which can only be solved by replacing the hardware on the mobile phone.

This is the end of this article. I hope it will be helpful to all of you.