For example, more than 2 keys can be assigned to the same action. You can manually edit the hotkey file, and, although probably illegal for tournament play, there are a lot of fun tricks only possible this way. Hotkeys are stored in the account profile folder in your Windows My Documents folder. Units and buildings are assigned to the number keys 1 - 0 along the top row of the keyboard. Hotkeys also refers to keys that can be assigned to units and buildings or locations. However, keyboard layout changes made through other methods registry editors like Sharpkeys, for example, or hardware-mapped keyboard layouts are invisible to StarCraft 2's client, and you must adjust the hotkeys as necessary. If you use an alternate keyboard layout through the Windows layout managerhotkeys will function as if you were using a QWERTY keyboard, but will be relabeled to accommodate your keyboard - that is to say, if you have an A key where the Q key would be for QWERTY, most hotkeys will treat an A as a Q. Because there is no mouse movement, using the hotkey is faster than clicking on the Marine icon after selecting the Barracks. Hotkeys are bound to predefined actions and cannot be changed mid-game. Hotkeys execute actions by pressing a key.

Warcraft 3 grid hotkeys