noun
access key
Computing term for a keyboard shortcut that activates a menu or command, often used with the Alt key.
このアプリでは、Altキーとアクセスキーを組み合わせてメニューを開きます。
In this app, you open menus by combining the Alt key with an access key.
Variant with interpunct; less common in running text.
ショートカットキー is a more general term for any keyboard shortcut, while アクセスキー specifically refers to keys that access menu items or UI elements, often in combination with Alt.
Borrowed from English 'access key'.