The reasons are: 1. There is a problem with the WiFi itself; 2. The router may be overheated or damaged; 3. The broadband may be in arrears, resulting in the inability to access the Internet; 4. The WiFi name contains Chinese characters, causing some computers to be unable to connect to the Internet; 5. Computer system problems; 6 , IP address setting problem; 7. The wireless network does not have a wireless password set, etc. Solution: 1. Check the WiFi connection to make sure the device is connected to the correct WiFi network; 2. Check the router settings, you can try to reset the router, make sure the SSID and password are correct, etc.

When many users use HP printers, they are not familiar with what to do if the HP printer cannot connect to wifi. Below, the editor will bring you solutions to the problem of HP printers not connecting to wifi. Let us take a look below. Set the mac address of the HP printer to automatically select and automatically join the network. Check to change the network configuration. Use dhcp to enter the password to connect to the HP printer. It shows that it is connected to wifi.

The reason why there is an exclamation mark on the mobile wifi may be that it cannot connect to the Internet, the signal is weak, authentication issues and IP address conflicts, etc. Detailed introduction: 1. Unable to connect to the Internet. If an exclamation mark appears on the Wi-Fi icon, it may be because the mobile phone cannot connect to the Internet. This may be caused by a router disconnection, network failure, or mobile phone settings problem; 2. The signal is weak. If an exclamation mark appears on the Wi-Fi icon, it may be caused by a weak Wi-Fi signal. This may be due to being too far from the router, being blocked by obstacles, or interfering with the signal, etc.

Ubuntu18.04 Want a hidden wireless network? How to connect to wifi network? Let’s take a look at the detailed tutorial below. 1. After starting Ubuntu, click the inverted triangle on the upper right side of the desktop. 2. The drop-down menu pops up and click to select [wifi settings]. 3. Enter the [wifi settings] details page. 4. Move the mouse to the three horizontal icons on the right side of the wifi switch status and click on the icon. 5. A drop-down menu will pop up, click the mouse to select [Connect to a hidden network]. 6. The [Connect to hidden WiFi network] dialog box pops up. You need to enter the WiFi network name, encryption method and other information. 7. Enter the hidden WiFi network name; select [WPA and WPA2 Personal] for the encryption method, and then enter

Nowadays, in addition to data and wifi, mobile phones have two ways to access the Internet, and OPPO mobile phones are no exception. But what should we do if we can’t turn on the wifi function when using it? Don't worry yet, you might as well read this tutorial, it will help you! What should I do if my phone’s wifi function cannot be turned on? It may be because there is a slight delay when the WLAN switch is turned on. Please wait 2 seconds to see if it is turned on. Do not click continuously. 1. You can try to enter "Settings>WLAN" and try to turn on the WLAN switch again. 2. Please turn on/off airplane mode and try to turn on the WLAN switch again. 3. Restart the phone and try to see if WLAN can be turned on normally. 4. It is recommended to try restoring factory settings after backing up data. If none of the above methods solve your problem, please bring the purchased

Not being able to enter the password for win10wifi is a very depressing problem. Usually it is the card owner. Just reopen or restart the computer. For users who still can't solve the problem, hurry up and take a look at the detailed solution tutorial. Win10 Wifi Unable to Enter Password Tutorial Method 1: 1. Unable to enter password may be a problem with our keyboard connection, carefully check whether the keyboard can be used. 2. If we need to use the keypad to enter numbers, we also need to check whether the keypad is locked. Method 2: Note: Some users reported that the computer could not be turned on after performing this operation. In fact, it is not the cause of this setting, but the problem of the computer system itself. After performing this operation, it will not affect the normal startup of the computer, and the computer system will not

When we use the win10 operating system to connect to a wifi wireless network, we will find a prompt that the wifi network cannot be connected and is restricted. For this kind of problem, I think you can try to find your own network in the Network and Sharing Center, and then make a series of adjustments. Let’s take a look at the specific steps to see how the editor did it~Why can’t Win10 connect to wifi? Method 1: 1. Right-click the wireless WIFI icon in the notification area at the bottom of the computer screen, select “Open Network and Internet Settings”, and then Click the "Change Adapter Options" button. 2. In the pop-up network connection interface, look for the wireless connection named "WLAN", right-click again, and select "Close" (or "Disable"). 3. Wait

The win7 system is a high-performance system recognized by users. Recently, many Win7 friends are asking how to make a wifi hotspot in Win7? Today, the editor will bring you how to open and set up the win7 Wifi hotspot. Let’s take a look. How to set up wifi hotspot in win7: 1. To turn on wifi hotspot, you must first have a wireless network card. The laptop comes with it. If you have a PC, you can buy a portable wifi to share wifi, which will not be described here; first press the keyboard Press the Windows key on the computer to open the "Start Menu", enter "cmd" in the search bar below it and click the magnifying glass icon to search; 2. After finding the CMD program in the search results, right-click to open the menu and select "