How to Resolve RTL8111HS-CG 'Network Not Available' Error
When you encounter the "Network Not Available" error with your RTL8111HS-CG network adapter, it can be frustrating, but don't worry! This guide will walk you through the possible causes of the issue, and provide you with easy, step-by-step solutions.
Understanding the Issue:The RTL8111HS-CG is a Realtek Ethernet network adapter, commonly used in desktop computers and laptops. The "Network Not Available" error usually means that the adapter is unable to establish a proper connection to the network. This can happen for a variety of reasons, such as incorrect Drivers , hardware conflicts, or network settings issues.
Possible Causes: Outdated or Corrupt Network Drivers : One of the most common reasons for this error is outdated or faulty network drivers. The operating system may not be able to recognize or communicate with the RTL8111HS-CG adapter correctly, causing the "Network Not Available" message. Network Configuration Problems: Incorrect network settings, such as IP conflicts or misconfigured DNS settings, can also cause this issue. The computer might not be able to obtain a valid IP address or connect to the network. Disabled Network Adapter: Sometimes, the network adapter might be disabled in the system settings, leading to the "Network Not Available" error. Faulty Hardware: In rare cases, the issue might stem from a malfunctioning RTL8111HS-CG adapter or problems with the motherboard. Operating System Issues: Sometimes, the problem could be caused by system bugs, updates, or other software-related issues. Step-by-Step Solutions:1. Update or Reinstall Network Drivers
Outdated or corrupt drivers are one of the leading causes of this error. Here's how to fix it:
Step 1: Open Device Manager (you can do this by pressing Win + X and selecting "Device Manager"). Step 2: Locate Network adapters and expand the list. Step 3: Right-click on Realtek RTL8111HS-CG and select Update Driver. Select Search automatically for updated driver software. If Windows finds an updated driver, it will automatically install it. Step 4: If no update is found, you may want to go to the Realtek website to download the latest drivers. Step 5: After updating or reinstalling, restart your computer and check if the problem is resolved.Alternative Step: If updating doesn't help, you can try uninstalling the driver (right-click and select "Uninstall device"), then restart the computer. Windows should automatically reinstall the driver on reboot.
2. Check Network Settings
Network settings can sometimes cause issues with your adapter. Here's how to check and correct them:
Step 1: Right-click on the Start menu and select Network Connections. Step 2: Select the Ethernet connection that is associated with the RTL8111HS-CG adapter. Step 3: Click on Properties, then select Internet Protocol Version 4 (TCP/IPv4) and click Properties. Step 4: Ensure that the settings are set to Obtain an IP address automatically and Obtain DNS server address automatically. If these options are already set correctly, try setting them manually with your network details (you can get this info from your router or network administrator). Step 5: Click OK and restart your computer to see if the issue is resolved.3. Enable the Network Adapter
Sometimes, the network adapter may be accidentally disabled. Here's how to check:
Step 1: Open Device Manager again (press Win + X > Device Manager). Step 2: Under Network adapters, right-click the Realtek RTL8111HS-CG and check if it's enabled. Step 3: If it's disabled, click Enable device.4. Troubleshoot Network Connections
Windows has a built-in network troubleshooter that can automatically find and fix issues.
Step 1: Open Settings by pressing Win + I. Step 2: Go to Update & Security and select Troubleshoot. Step 3: Under Find and fix other problems, select Network Adapter and follow the on-screen instructions.5. Check for Operating System Issues
If none of the above solutions worked, the issue might be related to the operating system itself. Here's what you can do:
Step 1: Make sure your operating system is up to date. Go to Settings > Update & Security > Windows Update and check for any available updates. Step 2: If updates are available, install them and restart your computer. Step 3: If the issue persists, consider performing a System Restore to a point when the network was working fine.6. Inspect Hardware Issues
If all else fails, the problem may be due to a hardware malfunction:
Step 1: If possible, test the computer's network connection with another Ethernet cable or device. This will rule out any issues with the cable or router. Step 2: If you have access to another computer with the same network adapter (RTL8111HS-CG), try swapping the adapters to see if the issue is hardware-related. Step 3: If you suspect a hardware issue with the network adapter, consider reaching out to the manufacturer for support or replacing the adapter.Conclusion
By following these steps, you should be able to resolve the RTL8111HS-CG "Network Not Available" error. Start by checking the drivers, network settings, and the adapter's status in your device manager. If needed, use Windows troubleshooting tools and ensure that your operating system is up-to-date. Finally, if the problem persists, inspect the hardware or consider seeking professional help.
Good luck!
