If you are facing “Realtek Ethernet Controller not found” error on your computer after updated your Windows 10 to its latest version and looking for solution to fix, then you are in right place. One possible solution to fix this problem is to “Reinstall Realtek Ethernet Controller Driver” on computer. Let’s starts the discussion.

About Realtek Ethernet Drivers

Realtek Ethernet Driver is essential for the hardware to function properly. This driver software provides the communication between the Window PC Operating System and Realtek Ethernet cards. These controller drivers can be found in wide range of devices including game controllers, printers, modems, cameras, video, sound equipment and computers as well. These controllers are even located on NIC (Network Interface Cards) that helps facilitate internet and network connections.

Now comes to matter “Realtek Ethernet Controller not found on Windows 10”, it is common Windows error that is categorized as Realtek Ethernet problem. Many users have already reported about this issue on various online platforms including Microsoft Official forum sites and other popular platforms, and asked for the solution.

Users explained that “Realtek Ethernet Controller not working” error occurs usually after recent Windows 10 update installed on their PC. Some user reported that this issue occurs in their device due to missing or corrupted Realtek Ethernet Drivers.

Reasons behind Realtek Ethernet Controller not found Error

• Viruses or malware attack can cause several damages in your computer like Realtek Ethernet driver not working on Windows 10
• Missing or corrupted Realtek Ethernet Drivers causes this serious problem
• It might possible to get this error due to missing or corrupted Windows update component

[Tips & Tricks] How to fix Realtek Ethernet Controller not found Error Windows 10?

Procedure 1: Change Realtek PCIe GBE Family Controller settings

Step 1: Press “Windows + X” keys together from keyboard and select “Device Manger”

Step 2: Locate “Network Adapters” in the list and expand it

Step 3: Now, right-click on “Realtek PCIe GBE Family Controller” option and select “Properties”

Step 4: In the opened “Properties” window, click on “Advanced” tab and choose “Speed & Duplex” option on the left pane

Step 5: In the “Value” section, change the default “Auto Negotiation” to “100 MBPS Full Duplex” or some other option accordingly.

Step 6: After that, choose “Energy Efficient Ethernet” option, then change the value to “Disabled”. Then click on “OK” to save the changes

Step 7: In the “Properties” window, go to “Power Management” tab and uncheck the box “Allow the computer to turn off this device to save power” and then press “OK” to save changes

Step 8: Once done, please check if the problem is resolved.

Procedure 2: Reset TCP/IP (Transmission Control Protocol/Internet Protocol) using Command Prompt

Step 1: Press “Windows + X” keys together from keyboard and select “Command Prompt as Administrator”

Step 2: Type the following command in Command Prompt and hit “Enter” key to execute

“netsh int ip reset c:\resetlog.txt”

Step 3: This process will help you to reset TCP/IP. Resetting will help you revert your internet settings back to stage where it still works.

Step 4: Wait to complete the process. Once done, close command Prompt and check if the trouble is resolved

Procedure 3: Reinstall Realtek Ethernet Controller Driver

Step 1: Press “Windows + X” Keys together from keyboard and select “Device Manager”

Step 2: Locate “Network Adapters” in the device list and expand it

Step 3: Right-click on “Realtek PCIe GBE Family Controller” option and click on “Uninstall”

Step 4: Follow on-screen instructions to finish the uninstall process. After that, restart your computer

Step 5: After restart, open “Device Manager” and click on “Action > Scan for hardware changes”

Step 6: This process will automatically install the suitable driver on your machine and once done, please check if the problem is resolved.

Procedure 4: Update Realtek Ethernet Controller Driver

Step 1: Follow ‘Step 1’ and ‘step 2’ of ‘procedure 3’

Step 2: Right-click on your Realtek Ethernet device and select “Update Driver Software..”

Step 3: This process will automatically install the available update for your Realtek Ethernet Device

Step 4: Once done, restart your computer and please check if the trouble is resolved.

Procedure 5: Check for Windows 10 update

Step 1: Press “Windows + I” keys together from keyboard to open “Settings” App

Step 2: In the opened “Settings” App, go to “Update & Security > Windows Update”

Step 3: Click on “Check for updates” under “Windows update” section

Step 4: This process will automatically download/install the available Windows update in your computer. Once updated, reboot your PC to save the changes

You may also read: Fix Ethernet Controller Driver not Working Windows 7

Conclusion

I am sure this article helped you to How to fix Realtek Ethernet Controller not found Error Windows 10 with several easy methods/procedures. You can choose/follow either one or all procedures to fix this issue.

If you are unable to fix Realtek Ethernet Controller not found Error Windows 10 problem with the solutions mentioned above, then it might possible that your System has infected with malware or viruses. According to security researchers, malware or viruses cause several damages in your computer.

In this case, you can scan your computer with powerful antivirus software that has the ability to delete all types of malware or viruses from System.

You can also try another possible solution to fix this issue. We recommended you to Repair your PCs/laptops with powerful PC Repair Tools/Software that has the ability to remove all the faculty software, clean System registry, remove all types of malware or viruses, fix all types of bugs or errors and improves System performance as well. You can download powerful PC Repair Tool/Software via “Download” link below.