Your network driver will now be disabled. Step 8: Restart your PC so that it’s prepared for the next steps.Step 7: Finally, click the U ninstall Device button.Step 6: In the new window that opens, click on the Driver tab.Step 5: Double click on Killer E2xxx Gigabit Ethernet Controller.Step 4: In Device Manager, open the Network Adapters dropdown option in the list.Step 3: Click on the Device Manager application that appears.