Mobile 4G can be turned out, but it can t be done with WiFi, how to solve it

If some software in your phone cannot use wifi, it is recommended that you do it:

1.Check if other software or browsers are working properly.

2.If only a few software cannot be used, please check whether the software has the "Mobile data network only or non-mobile data network only" setting, and cancel the setting attempt.

4.If you can't access the Internet even when using mobile data with the built-in software, it is recommended that you back up the data in your phone and restore the machine to factory settings.

Try. If the problem persists, please bring the purchase invoice, warranty card and machine to the service center for inspection.

1. China Mobile's 4G portable WiFi is actually not a WLAN network, because the coverage area of WLAN hotspots is very small, usually only in densely populated places.

When G portable WiFi uses 4G data traffic network, due to the poor network infrastructure in the early stage of mobile 4G development, the signal coverage area is limited, and there will often be a weak signal or no signal, which is the signal will automatically switch to 3G, and China Mobile's 3G network is not very popular, so there will be a situation where the Internet is not connected. Mobile's strong point is the 2G network, but the speed is slow. It is recommended to call 10086 to consult the location with a strong 4G signal, and try to use 4G portable WiFi to access the Internet within this range.

Portable WiFi is a wireless Internet chip (SIM card) provided by wireless operators, forming a mobile WiFi receiving and transmitting signal source, through this set of equipment, can be connected to or 4G network, forming a mobile WiFi hotspot, is to meet the needs of business and tourism people who travel on business and mobile office to rely on the network.

Portable wifi is sold in regular ** and business halls such as Tmall Jingdong, you can search for it, that is to say, you spend money to buy equipment, and you have to spend money to the operator to open monthly and other functions, monthly recharge, thank you!

Simple, shut down and come again.

Simple and crude.

If you are using a vivo mobile phone and the mobile phone cannot use the 4G network, you can check it by following the following methods:

1. The mobile phone needs to use the operator's SIM card corresponding to the supported 4G network;

2. Check whether the SIM card used has opened the 4G network**;

3. Confirm whether the local coverage is the 4G network of the operator to which the SIM card belongs, and you can also change the network environment to observe;

4. Check whether the mobile phone is enabled in 4G network mode, enter the mobile phone settings - mobile network dual SIM and mobile network - network mode to view, some models need to be entered in the dial pad: * * view;

5. Turn off the data network, wait for a few minutes and then turn it back on for observation.

6. Go to Settings - Mobile Network Dual SIM and Mobile Network - Access Point (APN), select "Reset to Default Settings", and then shut down and restart to try;

7. Reset the mobile phone network, first set the network to 2G, wait for the network to stabilize, and then set it to 4G, and then restart the phone.

You can call your local 10010 customer service to check if the Unicom network around you is normal. [Tips for mobile phones that can't use 4G]:

2. Please confirm whether the mobile phone is a USIM card, and check whether there is a "USIM" logo on the reverse side of the mobile phone card.

3. Please confirm whether the mobile phone has a 4G signal display, or you can find out whether other Unicom users around you have a 4G network.

4. Please confirm whether the mobile phone has been activated with 4G function, and you can check it through the mobile hall - service - handling - opening 4G network.

5. If it still can't be solved, please seek manual help.

Problems with the phone version or signal.

Reason: 1. If the mobile phone is in arrears, you can check whether the mobile phone is in arrears, even if you turn on the data traffic, you can't access the Internet, you only need to pay off the phone bill, and you can go online.

2. The problem of the operator, in general, this possibility is relatively large. In this case, it will be better to call ** to the customer service complaint.

3. There is no signal coverage in the area, so it will also lead to no signal. In this way, even if the data traffic is turned on, you will not be able to access the Internet, and you can successfully use the Internet by going to a place with a good signal.

1. If the opportunity allows; Restart the wireless router; See if you can solve the problem.

2. Make sure that the phone is within the wireless network coverage, click "Scan" to refresh the wireless network list.

3. Connect the computer to the router through the network cable and log in to the management interface of the router.

4. In Wireless Settings - Basic Settings, the channel is between 1 and 11, the wireless function is turned on, and the router is restarted.

1. The unsuccessful wireless connection may be caused by incorrect settings of wireless password and other parameters. A new key entry attempt.

2. Please make sure that the wireless router does not have the wireless MAC address filtering function enabled; Wireless Settings - Wireless MAC address filtering, turn off the wireless MAC address filtering function Wireless Settings - Wireless MAC address filtering, turn off the wireless MAC address filtering function.

Three: What should I do if the wireless connection is successful and I can't open the web page?

First of all, check whether the router is connected to the external network, log in to the router management interface, and look at the running status - WAN port status, if it is 0, please set it again according to the quick setup guide of the router seller.

2. If the computer can access the Internet, the mobile phone cannot; Check whether the SSID number of the wireless router is in Chinese; If it is changed to letters and numbers; Mobile phones sometimes can't effectively recognize Chinese:

3. If the above disturbance cannot be solved: we set a static IP for the mobile phone

4. The wireless router supports between 15-20 wireless devices; When the maximum number of connected wireless devices is exceeded, even though you are connected to Wi-Fi; But you're wireless; At this time, you can unplug the wireless router; Turn on the wireless router after 10 minutes.