Below is the shortcut key on Windows eight.
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Win+C : Opens Charms Bar
Win+Shift+C : Open Charms Bar [right side]
Win+D : Show Desktop
Win+E : Opens Windows Explorer
Win+F : Opens File Search App
Win+H : Opens Share charm
Win+I : Opens Settings charm
Win+K : Opens Connect charm
Win+L : Lock computer
Win+O : Locks device orientation
Win+Q :Opens Search pane
Win+R : Opens Run
Win+V : Cycles through toasts
Win+Shift+V : Cycles through toasts in reverse order
Win+W : Opens Settings Search app
Win+Y : Temporarily peek at the desktop Read more:
Computer & Internet 