Here is the list of some killing Windows keyboard shortcuts you can use to save your time italic Windows Shortcut key (Alt+Key)tTask Performed Alt + FtFile menu options in the current program. Alt + EtEdit options in the current program Alt+SpacebartOpen the shortcut menu for the active window Alt + EntertOpen the Properties for the selected item (file folder shortcut etc.) Alt+EsctCycle through items in the order in which they were opened Alt+Left arrowtBack Ctrl+R (or) F5tRefresh the active window. Ctrl+AtSelect all items in a document or window. Ctrl+C (or) Ctrl+InserttCopy the selected item. Ctrl+XtCut the selected item. Ctrl+V (or) Shift+InserttPaste the selected item. Ctrl+D (or) DeletetDelete the selected item and move it to the Recycle Bin. Ctrl+ZtUndo an action. Ctrl+YtRedo an action. Ctrl + NtCreate a new blank document in software programs. Ctrl + FtOpen find the window for current document or window. Ctrl + PtPrint the current page or document. Ctrl+W (or) Alt+F4tClose active window or Program. Window logo key+Down arrowtRestore down (or) Minimize the active window Window Logo key+Up arrowtMaximize the active window Window button+RtOpen Run window Windows logo key+DtDisplay and hide the desktop There is a huge list on the website. Visit the below for theplete list. Source Some Amazing Windows Keyboard Shortcuts to Make you Expert