Why did telecom suddenly have no network, and what happened to telecom with network and no signal

If there is no signal on your mobile phone or an emergency call prompt is displayed on the screen, we recommend that you perform the following steps:

2.If it is a dual-SIM phone, please check whether the SIM card is activated: Settings - SIM Manager - SIM1 SIM2 - Click the SIM card icon - slide to turn on (the operation mode may be slightly different for different models of mobile phones).

3.If there is still no signal, it is recommended to turn off the SIM card and remove it, wipe the SIM card chip with an eraser, and then reinstall it.

4.If it doesn't work, try to change to another location to rule out whether it is caused by poor signal coverage in your location.

5.Try to change the network mode to 3G or 2G (do not select the auto-connect mode). Note: Some machines do not support changing the network mode.

6.Try to change another SIM card.

7.Update your phone's system version: Settings - About Phone (About Device) - Manual Update Automatic Update (Software Update System Update - Update). Note: Please back up the data (contacts, messages, **, etc.) in your device before upgrading.

If there is still no signal or emergency call is displayed after the above operations, please bring the purchase invoice, warranty card and machine to the nearest service center for inspection.

Hello You can reinstall the telecom mobile phone card and restart the mobile phone to have a try, if it still doesn't work, you can change to other telecom version or full Netcom version of the mobile phone to try it to determine whether it is a mobile phone problem or a mobile phone card problem. Anhui Telecom*** is at your service.

Hello dear, the lack of signal in the telecom network is caused by the following reasons: 1Base Station Failure:

When your base station fails or is repaired, it may cause your phone to receive a signal without digging fingers. In this case, you can wait for a period of time or contact the telecom customer service to inquire about the maintenance status of the base station. 2.

Signal blind spots: Some areas may form signal blind zones due to terrain, buildings, electromagnetic interference, etc., resulting in the inability of mobile phones to receive signals. In this case, you can try to go to a location with a strong signal around you or outdoors, or use a device that enhances the signal, such as a signal amplifier.

3.SIM card failure: If your phone can't receive a signal for a long time, it may be due to a damaged or malfunctioning SIM card.

You can try to pull out the SIM card, wipe it clean and reinsert it, or replace it with a new one. 4.Phone malfunction:

If your phone has a hardware failure or system issue, it may cause you to lose the signal. You can try to restart your phone, clear the cache, etc., and if the problem persists, it is recommended to contact after-sales service. If you are still unable to solve the problem of knowing lead, it is recommended to contact telecom customer service, they can help you further troubleshoot and provide a solution.

There are several reasons why the telecom card suddenly has no network: network access error, wrong data access permission, no signal on the mobile phone, traffic exceeding **, and mobile phone system problems.

1. Network access error.

If you manually modify it to the wrong access point, or because you have changed the operator of the mobile phone, or change the access point for other unknown reasons, it may lead to the inability to use the data network.

2. The data access permission is incorrect.

The data access permission of the mobile phone is set incorrectly, because now you can set which app can access the Internet on the data network, which app can only use wifi to surf the Internet, if you set this app to only access the wifi, when you use the data network, this app will not be able to access the Internet.

3. There is no signal on the mobile phone.

There is no 4G signal in the location of the mobile phone, when you switch from wifi to data traffic, because there is no 4G signal in the area, the mobile phone can not be connected in the morning, or the signal is not good, can not access the Internet, there is also this possibility.

4. The flow rate exceeds **.

There is a base station signal in the area, but the network is blocked because the traffic exceeds 100G, and some ** are like this.

5. Mobile phone system problems.

If there is a problem with the mobile phone system, you may restore the factory defaults, or send it to the nearest sales center to check it. <>

Summary. Hello, glad to answer for you. If there is no signal in the telecommunications network, it could be one of several reasons:

1.Poor signal areas: In some urban or rural areas, the network coverage of telecommunications may not be complete, and there may be poor or no signal in some places.

2.Repairs and upgrades: Telcos need to make regular repairs and upgrades to their network infrastructure, which can lead to temporary unavailability of the network.

3.Weather conditions: Adverse weather conditions, such as storms, lightning, etc., may affect the transmission of wireless signals.

4.User location: If the user is located deep in the building or surrounded by high-rise buildings, the signal may not be received.

If your telecom network has no signal, try restarting your phone or adjusting the location first. If the problem persists, please contact your local telecom customer service for further assistance. In the meantime, pay attention to ***:

Hello, glad to answer for you. If there is no signal in the telecommunications network, it could be one of several reasons:1

Poor signal areas: In some urban or rural areas, the network coverage of telecommunications may not be complete, and there may be poor or no signal in some places. 2.

Repairs and Upgrades: The company needs to make regular repairs and upgrades to its network infrastructure, which may result in temporary unavailability of the network during the process. 3.

Weather conditions: Adverse weather conditions, such as storms, lightning, etc., may affect the transmission of wireless signals. 4.

User location: If the user is located deep in the building or surrounded by high-rise buildings, the signal may not be received. If your telecom network has no signal, try restarting your phone or adjusting the location first.

Hope mine is helpful to you. Have a great day!

Hello. There is no signal on the network.

Describe the problem in detail.

There is no signal. You can connect to the Internet, but you can't use it, right?

If your telecom network is connected but you can't use the internet, it may be due to one of the following reasons:1Router Issues:

There may be issues with your router, such as misconfigurations, failed firmware updates, or hardware failures. Check if the router is working properly or try to restart the router. 2.

Network setup error: Your device may not have set up a network connection correctly. Make sure that the network settings such as IP address, subnet mask, default gateway, and DNS server on your device are correct.

3.Account issues: If you are logged in to the internet with your account and your account is not properly verified, then you will not be able to access the internet.

Make sure you're using a valid account and that you've been authenticated.

Generally, it is a problem of the telecommunications party, and it is recommended that you consult the telecommunications business hall that handles the business change.

1.See if the same situation exists among the telecom users around. If there is, it means that there is a problem with the telecommunications network in the region, and you can call China Telecom customer service **10000 to reflect the situation and ask the staff to help deal with it.

2.If the surrounding telecom users can use it normally, it may be a problem with your mobile phone or card, and it is recommended that you do a test to change the phone and change the card. 3.

If it is a problem with your phone, it is recommended that you consult the place where your phone is repaired. 4.If it is a card problem, it is recommended that you bring your valid documents to the telecom business hall to handle the card replacement business.

Why is the telecom card out of the network, what's going on?

See if the same situation exists among the telecom users around. If there is, it means that there is a problem with the telecommunications network in the region, and you can call China Telecom customer service **10000 to reflect the situation and ask the staff to help deal with it. 2.

If the surrounding telecom users can use it normally, it may be a problem with your mobile phone or card, and it is recommended that you do a test to change the phone and change the card. 3.If it is a problem with your phone, it is recommended that you consult the place where your phone is repaired.

4.If it is a card problem, it is recommended that you bring your valid documents to the telecom business hall to handle the card replacement business.

First, after years of careful operation, China Telecom's broadband network has been the largest and most advanced broadband Internet network in the country, with stable Internet access and first-class Internet experience. Second, China Telecom has deployed broadband wireless networks on a large scale, which can achieve full coverage of wired and wireless through WiFi and Tianyi 3G networks, and users can access telecom broadband networks anytime and anywhere.

Third, the domestic backbone network bandwidth of China Telecom has reached 1,500 G, which is difficult for other competitors to match. Fourth, China Telecom owns 75% of the country's international Internet exports, which can ensure the fastest speed of visiting foreign countries.