What does Ctrl Alt and f4 do?
Just about everyone knows that Alt+Ctrl+Del interrupts the operating system, but most people don’t know that Alt+F4 closes the current window. So if you had pressed Alt+F4 while playing a game, the game window would have closed. It turns out there are several other handy keystrokes like that built into Windows.
What is the use of Ctrl U?
Table of examplesKey combinationMicrosoft Windows/KDE/GNOMEUnix (command line and programs using readline)Ctrl + TOpen new tabTranspose charactersCtrl + UUnderlineCut text between beginning of line and cursorCtrl + VPasteLiteral insertCtrl + WClose window or tabCut previous word47
What does f7 do?
F7. Commonly used to spell check and grammar check a document in Microsoft programs such as Microsoft Outlook, Word etc. Shift+F7 runs a Thesaurus check on word highlighted. Turns on the Caret Browsing in Mozilla Firefox.
What do the f1 to f12 keys do?
The function keys or F keys are lined along the top of the keyboard and labeled F1 through F12. These keys act as shortcuts, performing certain functions, like saving files, printing data, or refreshing a page. For example, the F1 key is often used as the default help key in many programs.