Why is there an exclamation point in Apple's 1 1 message?

1. It means that the message was not sent.

2. Maybe the mobile phone network is not good,

3. It may also be because the mobile phone is in arrears.

4. Your mobile phone may be out of memory, so deleting the messages you have read (or clearing your inbox) and clearing the browser history cache can free up some space. After a few minutes, the text message will come in automatically.

other

There is no service in the upper left corner of iphone. You can take the following measures:

1, try turning the iPhone off and on again.

2. Turn the airplane mode on and off.

3. Take out the SIM card and verify whether it is a valid SIM card manufactured by the operator. And verify whether it is damaged, worn or modified. And then reinsert it.

4. Check the update of operator settings. While connected to a Wi-Fi network, tap Settings >; General > About this machine. If an update is available, the system should immediately display a prompt. If there is no Wi-Fi network available, you can connect your device to iTunes.

5. Update iPhone to the latest version of iOS.

6. Restore the iPhone. If the "no service" problem persists, you can contact the operator to check any network or account problems that may cause this problem.

develop

1 First of all, in terms of cameras, iPhone

1 1 adopts ultra-wide-angle and wide-angle dual-camera design, which can shoot 4K video and exquisite portrait photos, and the ultra-wide-angle lens has a wider viewing range. iPhone

1 1 Pro's three-camera system has a telephoto lens, which can take professional portrait photos, and the telephoto lens can also zoom well, making the distant shooting scene closer to the eyes.

2. As for the battery, the video playback time of iPhone 1 1 reaches 17 hours, which is enough for users to use from morning till night and supports fast charging. The battery life of iPhone 1 1 Pro can play video 18 hours, and a fast-charging power adapter will be provided as standard.

3. As for the display screen, iPhone 1 1 is equipped with a liquid retina high-definition display screen and a 6. 1 inch LCD. The whole screen includes four surrounding corners, all of which have excellent and consistent brightness and vivid colors. IPhone 1 1 Pro is equipped with a 5.8-inch OLED super retina XDR display, which is by far the best and clearest display on the iPhone.

4. Waterproofing, iPhone 1 1 can stay in 2m water depth for 30 minutes at most, and iPhone 1 1 Pro can stay in 4m water depth for 30 minutes. In this respect, iPhone 1 1 Pro has stronger water resistance.