Common Problem
How to solve the problem that the wifi is connected and cannot access the network
How to solve the problem that the wifi is connected and cannot access the network
How to solve the problem that WiFi is connected but cannot access the network? Common causes of this issue include IP address conflicts, DNS server failures, router failures, firewall restrictions, and device network misconfigurations. The resolution steps are as follows: Check for IP address conflicts Reboot the router Check DNS settings Check firewall or security software Update drivers Try connecting to a different network Reset network settings Contact Internet service provider
How to solve the problem that WiFi is connected but cannot access the network?
Reasons that cause WiFi to be connected but unable to access the network
- IP address conflict:When the IP of a device An IP address conflict occurs when the address is the same as another device on the network.
- DNS server problem: The DNS server resolves domain names to IP addresses. If the DNS server is down or configured incorrectly, the network cannot be accessed.
- Router failure: A router is a device that manages network connections. If the router fails, the network cannot be accessed.
- Firewall or security software restrictions: Firewall or security software may block Internet access.
- Device network configuration issues: The TCP/IP settings on the device may be incorrect, resulting in inaccessibility to the network.
Solution steps
1. Check for IP address conflicts
- Open command prompt (Windows ) or Terminal (Mac).
- Type the following commands: ipconfig /all (Windows); ifconfig -a (Mac).
- Check the "IP Address" and "Subnet Mask". This IP address should be different from other devices on the network.
2. Restart the router
- Unplug the router, wait 30 seconds, and then plug it back in.
- Wait for the router to fully boot (it may take a few minutes).
3. Check your DNS settings
- Open Network and Sharing Center (Windows) or System Preferences > Network (Mac).
- Select your WiFi connection.
- Click "Properties" or "Advanced".
- Make sure the "DNS Server" field is filled in correctly (usually obtained automatically).
4. Check the firewall or security software
- Open the firewall or security software settings.
- Make sure your device is allowed to access the Internet.
- If you are unsure, temporarily disable your firewall or security software.
5. Update the driver
- Visit the device manufacturer’s website.
- Download and install the latest network driver.
6. Additional Troubleshooting Steps
- Try connecting to a different WiFi network or hotspot.
- Reset network settings (Windows: Network and Sharing Center > Change Adapter Settings > Right-click WiFi Connection > Properties > Reset; Mac: System Preferences > Network > Advanced > TCP/IP > Renew DHCP lease).
- Contact your internet service provider for assistance.
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