What should I do if the mobile phone Wi Fi connection is not available?

The following methods can be used:1Turn off and on the wireless network of the mobile phone; 2.Restart your phone and search the network again; 3.Open the wireless network in the phone settings and add the network again; 4.Restart the Broadband modem and router.

If your phone cannot connect to the Wi-Fi network, please try to do the following common situations:

1.If you could connect before, you can't connect now:

2) Check if the Wi-Fi password entered is correct.

2.If you can't connect for the first time or can't connect to a public Wi-Fi:

Check whether other devices under the same wireless network are connected properly and whether connection restrictions are set on the wireless network.

3.If you cannot connect to the wireless network with the Chinese name:

Due to device compatibility issues, some wireless networks with Chinese names or special characters may not be able to connect, it is recommended to change the wireless network name to English.

Please check whether the router connection is normal (the cat cannot be connected), turn off the phone and the router and restart it before trying to connect.

5.If none of the above operations work, it is recommended to back up important data (contacts, text messages, **, etc.) and try to restore factory settings.

If the problem persists, please bring the purchase receipt, repair card and machine to the Samsung service center for inspection.

Operating tool: mobile phone.

The wireless LAN of the mobile phone cannot be turned on

1. First find the settings on our mobile desktop and click on it. (as shown in the figure below) 2, and then do the spine click on the wireless LAN. (as shown in the figure below) 3. Then click to turn off the Wi-Fi network.

As shown in the figure below) 4. Then turn on the wireless LAN switch again. (as shown in the figure below) Introduction to Wireless LAN:

Wireless network in the category of wireless LAN refers to the "wireless compatibility mountain wheel certification", which is essentially a commercial certification, but also a kind of non-comic letter line networking technology, which used to be connected to the computer through network cables, and Wi-Fi is connected to the network through radio waves; The common one is a wireless router, so the effective range of the radio wave coverage of this wireless router can be connected to the Internet by Wi-Fi connection, if the wireless router is connected to an ADSL line or other Internet lines. <>

I can't get it, you can turn it off again and try it, restart it.

In the case of mobile phone Wi-Fi, the connection can also be operated through our settings, and it can also be operated through some of our wifi hotspots.

1. Personal network connection (such as home network, company network).

3.Check whether the router has a blacklist or whitelist.

4.Power off and back on the router and try to connect.

5.Reset the router to factory settings, set it up again, and try to connect again (press and hold the factory reset button, please refer to the router manual for details).

6.If access is denied when you connect:

1) If you are on a home network, it is recommended to confirm whether the router has enabled the MAC address filtering function (black and white list), please reset the settings and restart the router to try. The router MAC address filter setting path is generally as follows: router management interface - wireless settings - MAC address filtering, add your mobile phone MAC address to the allowed MAC address access list or remove it from the prohibited MAC address access list, there may be differences in the settings path of different routers, but the name of the setting item is roughly the same, if you can't find it, please refer to the router manual or consult the customer service of the equipment provider.

Reminder: and above mobile phones will use different random MAC addresses by default, if the router has set up a black and white list, please set up the device MAC connection on the mobile phone.

2) If it is a public hotspot, you may need to log in to connect on the web side, please contact the WLAN hotspot provider for details. You can also try multiple times, and if you still can't connect, please switch to another hotspot to try.

1) The number of connected users may be too large, please disconnect other connected devices and try to reconnect to the WLAN.

2) Restart your router, turn off and on Wi-Fi, or try restarting your phone to connect in.

3) Try to set a static IP, please long press the hotspot name, click Modify Network > Show Advanced Options > IP > Static.

8.If the connection message is full, the maximum number of Wi-Fi hotspots has been reached, and we recommend that you use another network connection.

2. Free public internet access (shopping malls, banks, etc.) is not available

1.Please enter the Wi-Fi search interface, click or press and hold the Wi-Fi network name, select not to save and then click to connect again, under normal circumstances, the phone will automatically pop up the verification page, follow the page prompts, and you can use it normally after completing the verification.

2.If the verification page can't pop up, you can do the following:

1) Close the browser and reopen it, click on any webpage and try again.

2) It is recommended that you enter " in the page address to see if the authentication page can be popped up.

4) Long press the Wi-Fi network, select Modify Network, check Show advanced options, and use the device MAC connection attempt.

3.If you still can't connect after successful verification, the number of public network connections may be too high, and we recommend that you use the mobile network temporarily.

Demacia, Lala.

The reasons why the mobile phone wireless network cannot be connected and its solutions are as follows:

1. Confirm that the password has been entered incorrectly.

Symptom: The password is incorrect, the message is rejected, and the network cannot be connected.

The solution is as follows: check whether the password is entered incorrectly, the characters filled in are capitalized, and the number of digits entered in the password is too long or too short; There are too many wireless network users connected, try to connect later.

2. Prompt: Connecting to wifi is rejected.

Fault phenomenon: others can connect, but you can't connect to wifi, and the connection is refused.

The solution is as follows: The router device may have enabled wireless MAC address filtering, and it is recommended that you contact the NMS to add the MAC address of the mobile phone. The MAC address is viewed in [Settings] - [About This Mac]; If the router is faulty, try to restart the router.