The signal of the Xiaomi Mi 2s is not good, and the Xiaomi Mi 2S suddenly has no signal.

1. There is no signal or the signal is relatively poor, mainly because the signal will be affected by various factors such as terrain, landform, and high-rise buildings in the process of propagation, such as the current location is in a relatively closed place, and the signal may be affected.

2. If the mobile phone signal of other China Unicom users is normal, the following methods can be used to troubleshoot:

Method 1] Turn on airplane mode, then turn off or restart your phone and try again.

Method 2] Test of changing the phone card to change the mobile phone card to the mobile phone of a family member or friend and try again.

Feedback, we will check and deal with it as soon as possible.

Hi! There is no signal on mobile phones because the signal will be affected by various factors such as terrain, landform, and tall buildings during the propagation process, and if you are in a relatively closed place, the signal will be affected. Here's how to deal with it:

1.Turn the phone back on and off and try again;

2.Swap the SIM card to a family member's or friend's phone and try again;

3.Check whether there is a signal from other users on the same network around you;

If there is no signal, you can contact the operator's manual customer service for feedback.

Common problem, I have used both Redmi and Xiaomi have encountered this situation, usually Xiaomi customer service will say that it is a problem with the SIM card of the mobile phone, but the actual situation is a hardware problem with the design of the Xiaomi mobile phone.

Can't get through**, it is very common to not receive text messages, but the problem of poor signal will improve after a period of time, and the reason is not clear at present.

Yes, we all use millet in our dormitories.

1.Please restart your phone to see if it works.

2.Please put this SIM card into another phone to see if it can be used.

3.If it doesn't work, ask your mobile operator if it's a SIM card.

4.If it still can't be solved, please back up your data, go to recovery to clear the cache, user data and all data, flash the latest development version of the system, do not restore the system settings after entering the system, and try to use it normally.

5.If none of the above is possible, please go to a repair point near you to have it checked.

Address and ** inquiry.

At the same time, 9 Xiaomi Home in Beijing, Shanghai, Nanjing, Wuhan, Chengdu, Hangzhou, Xi'an, Shenzhen and Guangzhou have maintenance capabilities. Mi Home is open from Tuesday to Sunday, from 10 a.m. to 6 p.m. During the warranty period, non-man-made damage is completely free of charge.

Dear Telecom users, Hello! According to your description:

It is recommended that you bring your purchase invoice to your nearest Mi Home or call Xiaomi after-sales service to have their staff service service for your phone.

This Xiaomi Mi 2S phone is a new generation of performance king phone, and it is well worth your purchase.

You can go to the telecom online business hall to buy**Xiaomi 2s, which is very cost-effective. The system operation is smoother.

Buy now for only 1999 yuan.

Telecom version of Xiaomi 2s inch large screen quad-core 8 million pixels front and rear dual camera Android v5) high performance, low power consumption, ultra-high cost performance! The contract purchase price is only 1999, and the purchase of the machine will give you 2399 phone bills, and you will get a 300M traffic card when you buy it!

It is recommended that you troubleshoot the problem by following the following methods:

Whether the SIM card is inserted correctly.

Whether the wrong SIM card is inserted, such as the standard version inserts the telecom SIM card, etc.

Go to Hardware Detection to see if the SIM card is working properly (enter * * on the dial screen). If the SIM status is normal, go to step 5, or if the status is unknown, go to step 4.

Try to replace a different SIM card, if the status is still unknown during hardware testing, it is recommended to go to the repair point for testing; If the detection status is normal, it is recommended to go to the carrier to replace a SIM card (the SIM card may be aging).

Whether the network type is correct and whether the carrier selects Automatic. (China Unicom selects 3G priority, mobile selects only 2G, and China Telecom selects automatic).

If the network type of the non-telecom mobile phone is CDMA automatic, you need to change the network type to "WCDMA Preferred" in the mobile phone information (**) to solve the problem.

Whether there is no signal in the area. You need to check whether other mobile phones on the same network have signals.

Back up your data, flash to the latest system version and try again.

If the above methods still do not help you solve the problem, please go to your nearest repair center for repair and inspection.

The signal in your area is not strong, or it is a problem with the quality of the mobile phone, Xiaomi is popular because of his good hardware, **low, in fact, I really dare not compliment anything else.