Best Windows Shortcut Key For Time Save

Perhalps,All are known most shortcut key for use windows.But preview my list if you will see new.
F2 - rename the file
Ctrl + Shift + F9-Gets rid of multiple hyperlinks in MS Word.
Alt + Prtscr-Takes a screenshot of just the active window.
F4 in excel puts the $'s in the cell references.
Ctrl + Enter-in the URL bar of a browser adds a .com at the end of the field.
Shift + Enter-appends .net
Ctrl + Shift + Enter-appends .org
Control + 0; Takes you back to default zoom level of 100%
Ctrl + K: focus on quick search field in your browser
Ctrl + L: focus on the address field in your browser
[windows key] + M = Minimize everything
WINDOWS KEY + L = Lock your pc.
[windows key] + E = opens explorer to "My computer"
Ctrl+Arrow Keys is a good way to move your cursor one word at a time. Add in the Shift key, and now you're selecting whole words at a time as well.
[windows key] + R = Run
Alt + 0174 =®. Actually, Alt + any number combination brings up a bunch of stuff.
Ctrl+backspace-deletes whole words.
[windows key] + L = lock the session
Alt + Tab to switch between windows, just in case anyone doesn't know it (also Shift + Alt + Tab goes backwards).
calc - Calculator * cmd - Command line window * msconfig - Change startup programs, and some other things.
Windows Key + Arrow Keys = Aero Snap Right/Left/Maximize/Minimize.