N520 Keyboard: Not Working
There is nothing more frustrating than sitting down to work, placing your hands on your keyboard, typing a sentence—and seeing nothing happen.
If you are reading this because your has suddenly gone silent (or was dead on arrival), take a deep breath. In 90% of cases, this is not a hardware failure. It’s usually a simple communication breakdown between the keyboard and your computer. n520 keyboard not working
Try the steps above in order. I am willing to bet that by Step 2, you are already typing again. There is nothing more frustrating than sitting down