什麼是超級鍵？
When you press the Super key, the Activities overview is displayed. This key can usually be found on the bottom-left of your keyboard, next to the Alt key, and usually has a Windows logo on it. It is sometimes called the Windows key or system key.
If you have an Apple keyboard, you will have a ⌘ (Command) key instead of the Windows key, while Chromebooks have a magnifying glass instead.
To change which key is used to display the Activities overview:
開啟「概覽」並輸入「設定值」。
點一下《設定值》。
點一下側邊欄的「鍵盤」以開啟該面板。
In the Keyboard Shortcuts section, select Customize Shortcuts.
Select the System category.
Click the row with Show the activities overview.
Hold down the desired key combination.