It's actually not that difficult to do
Download Killer E2500 Gigabit Ethernet Controller Drivers for Windows 11/10
Usually the Killer Ethernet driver that comes standard with your motherboard is a reliable ethernet driver.
However, as with all drivers, you may occasionally encounter issues with them. If your version of Killer Ethernet driver is no longer working, it may be because your driver is out of date or a recent network change is causing unexpected behavior.
If you run into this problem, luckily there is a simple solution to get everything working again. Basically,
