Mostly, new mac user want speedy work might be moving from other desktop OS and OS X update. In that case user must go with some basic keyboard shortcut than never know, one of them is how to get/ See Preview of all Open document and Folder on Mac OS X Yosemite, here i discussed on default shortcut for your all Mac Devices, and how to customise in your own short cut keys for more convenient and Easy to move or use key on your keyboard.
Mission control is one of the best option to view all opened document, Folders, Pictures and Windows at once in crowd.
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How to Change/ customize Mission control shortcuts and Use for See Preview of all Open document and Folder on Mac
Try below shortcut if you didn’t change or customize before this time,
For Mac Keyboard: (Command + Upper aero)
For Windows Keyboard (Ctrl + upper aero)
How to customize or Change mission Control Shortcut On Mac
For only work using keyboard key you can also set mouse click, with left or middle click. when ever you click left or middle key only which you set, you will See Preview of all Open document and Folder on Mac OS X in result.
YouTube Video guide is here
Still are you going wrong and having trouble to find how to get or See Preview of all Open document and Folder on Mac OS X Yosemite, Working with iMac, MacMini and MacBook, Share with us on comment box.