What is the function of each key on the computer keyboard?

Even if you use a computer for a long time, but you say you know what the role of each key on the computer keyboard has it? After watching the presentation I realized that not everyone is so versatile not know it! Like people can collect them later can be useful, I want to help. F1 & mdash; & mdash; to help F2 & mdash; & mdash; renamed F3 & mdash; & mdash; search F4 & mdash; & mdash; Address F5 & mdash; & mdash; refresh F6 & mdash; & mdash; switch F10 & mdash; & mdash; menu CTRL + A & mdash; & mdash; Select All CTRL + C & mdash; & mdash; Copy CTRL+X——Cut CTRL+V——Paste CTRL+Z——Undo CTRL+O——Open SHIFT+Delete—— Delete Delete permanently Delete ALT+ENTER attribute ALT+F4Close CTRL+F4 Turn off ALT+TAB switch ALT+ESC switch ALT+Spacebar window menu CTRL+ESC Start menu When dragging an item, press CTRL to copy the selected item. When dragging an item, press CTRL+SHIFT to create a shortcut to insert the disc into the CD- Press the SHIFT button in the ROM drive to prevent the disc from playing automatically. Ctrl+1, 2, 3... Switch to the first, 2, 3... tabs from the left. Ctrl+A All select the current page content Ctrl+C Copy current Select the content Ctrl+D to open “Add Favorites Face (add the current page to your favorites) Ctrl+E to open or close "Search” sidebar (various search engines are optional) Ctrl+F open & ldquo; Find & rdquo; Ctrl + G face plate to open or close & ldquo; & rdqu simple collection O; Panel Ctrl + H open & ldquo; History & rdquo; sidebar Ctrl + I open & ldquo; favorites & rdquo; sidebar /other: Restore Ctrl all tiled vertically or horizontally tiled or laminated window + K closed except All tabs outside the current and locked tabs Ctrl+L Open “Open”Face (you can open the Iternet address or other files on the current page...) Ctrl+NCreate a new blank window (can be changed, Maxthon option → → New) Ctrl+O Open “ Open & rdquo; Panel (can open the Iternet address or other files on the current page...) Ctrl+P Open & ldquo; Print & rdquo; Panel (can print web pages, pictures of what.. .) Ctrl+Q Open “Add to Filter List” Panel (send current page address to filter list) Ctrl+R Refresh Current Page Ctrl+S Open “Save Page” Panel (can save all current page content) Down) Ctrl+T vertically tiling all windows Ctrl+V Paste the contents of the current clipboard Ctrl+W Close the current tab (window) Ctrl+X Cut the currently selected content (usually only for text operations) Ctrl+Y Redo Just action (usually only for text operations) Ctrl+Z withdrawal Just action (usually only for text operations) Ctrl+F4 Close current tab (window) Ctrl+F5 Refresh current page Ctrl+F6 Switch tabs in the order of page open time (window) Ctrl+F11 Hide or show menu bar Ctrl+Tab to switch tabs in small menu mode (window) Ctrl+Enter domain auto-completion[/B] (content can be changed, Maxthon option → address bar → regular) /another: when input focus is in the search bar , for the highlighted keyword Ctrl+ drag to save the address of the link or the selected text or the specified picture to a folder (save directory can be changed, Maxthon option → save) Ctrl+keyboard '+' the current page zoom 20% Ctrl+keypad '-'The current page is reduced by 20% Ctrl+keyboard '*' to restore the current page's zoom to the original size Ctrl+Alt+S to automatically save all the current page content to the specified folder (the save path can be changed, Maxthon option → Save) Ctrl+Shift+keypad '+'All pages zoom 20% Ctrl+Shift+Keyboard '-'All pages zoom out 20% Ctrl+Shift+F Input focus Move to search bar Ctrl+Shift+GClose“Easy collection&rdquo ; panel Ctrl+Shift+H opens and activates to Set the home page Ctrl+Shift+N to open the address in the clipboard in a new window. If the clipboard is text, call the search engine to search for the text (search engine selectable, Maxthon option → search) Ctrl+Shift+S Open “Save Page” panel (you can save all the contents of the current page, equivalent to Ctrl+S) Ctrl+Shift+W Close all tabs except the lock tab (window) Ctrl+Shift+F6 Press the page to open Time sequence to switch tabs (window) Ctrl+Shift+Tab to switch tabs in small menu mode (window) Ctrl+Shift+Enter domain auto-completion[/B] (content can be changed, Maxthon option → address bar → regular Alt+1 saves the current form Alt+2 is saved as a general form Alt+A Expands the list of favorites Explorer END displays the bottom of the current window HOME displays the top of the current window NUMLOCK + the numeric keypad minus (-) fold selected The plus sign (+) of the folder NUMLOCK+numeric keyboard displays the contents of the selected folder. The asterisk of the NUMLOCK+numeric keypad displays all subfolders of the selected folder. When the left button is currently expanded, the item is collapsed, or selected. Set it The folder expands to the right when the current selected item is in the collapsed state, or selects the first sub-folder. Natural keyboard [Window] Show or hide “ Start & rdquo; Menu [Window] + F1 Help [Window] + D Display Desktop [window] + R open & ldquo; run & rdquo; [window] + E open & ldquo; my computer & rdquo; [window] + F search file or folder [window] + U open & ldquo; tool manager & rdquo; [window 】+BREAKShow<quo;System Properties"[Window]+TAB Switch between open projects (with one page after)