Ever find yourself hard to access all the 10 hotkeys? As you get to higher levels, you will learn more skills, and you will definitely utilize the 2nd Hotkey Quickslots (Press ~ to switch from 1st and 2nd) in order to play the game more effectively. Some of you may not know that you can actually change your keys under the System Settings.
Here’s a sample of my hotkey configuration. It allows you to access or 20 hotkeys easily with your left hand.