What's going on when wifi is connected but unable to access the network?

The reason why wifi is connected but cannot access the network: 1. Router problem, the router may need to be restarted or there is a setting error; 2. Device problem, the device may need to update the operating system or driver; 3. DNS problem, The DNS server may be faulty or misconfigured; 4. IP address conflicts, the device may share the same IP address with other devices, causing network connection problems; 5. Network configuration issues, there may be network settings errors or network security settings blocking Internet access .

#The operating environment of this tutorial: Windows 10 system, dell g3 computer.

In modern society, WiFi has become an indispensable part of people's lives. However, sometimes we encounter the problem that although our device is connected to the WiFi network, it cannot access the Internet. This article will explore the possible causes of this problem and provide some detailed solutions.

Possible reasons:

1. Router problem: The router may need to be restarted or there may be a setting error.

2. Device issues: The device may need an operating system or driver update.

3. DNS problem: The DNS server may be faulty or misconfigured.

4. IP address conflict: The device may share the same IP address with other devices, causing network connection issues.

5. Network configuration problem: There may be network setting errors or network security settings that block Internet access.

Solution:

1. Check the router:

a. Restart the router: power off the router and wait a few seconds minutes, and then power on again.

b. Check settings: Make sure the router settings are correct, such as SSID and password.

c. Update firmware: Find the router manufacturer's website, download and install the latest firmware update.

2. Check device settings:

a. Update operating system: Make sure the device has the latest version of the operating system installed.

b. Update driver: Update the device's wireless network card driver. You can download the update from the device manufacturer's official website.

3. Check DNS settings:

a. Change DNS server: In the device's network settings, try changing to use another reliable DNS server.

b. Clear DNS cache: In Windows operating system, open the command prompt, enter "ipconfig /flushdns", and then press the Enter key.

4. Resolve IP address conflicts:

a. Restart the device: Try restarting the device to reassign the IP address.

b. Static IP address: Use a static IP address in the device's network settings to ensure it does not conflict with other devices.

5. Check the network configuration:

a. Check the network settings: Make sure the network settings of the device are correct and correct.

b. Turn off firewall: Temporarily turn off your device's firewall to prevent it from blocking Internet connections.

c. Check MAC filtering: Make sure the router's MAC filtering function is disabled, or add the device's MAC address to the allowed list.

Conclusion:

WiFi is connected but unable to access the Internet may be due to a variety of reasons. This issue can be resolved by checking the router, device, DNS, IP address, and network configuration and taking appropriate resolutions. Choose the most appropriate solution so that we can enjoy the convenience of the Internet.

The above is the detailed content of What's going on when wifi is connected but unable to access the network?. For more information, please follow other related articles on the PHP Chinese website!