What do the F1 F12 function keys do?

What I said upstairs was incisive, and I saw it for a long time!

The f12 key is used to save as a save and to bring up developer tools.

1. Save As.

For example, if we open a Word document and press the F12 key, the Save As window will pop up, and you can save the document as a file.

2. Bring up the developer tools.

For example, if we open a browser page and press the F12 key, we can see that the developer tools are brought up.

The role of other shortcuts

1. F1 (helper).

Pressing this shortcut brings up "Help" and jumps to the Microsoft Help and Support window, which provides us with a solution. This is extremely effective when encountering a procedure or steps that are unclear.

2. F2 (renamed).

Select a folder or document, etc., and press the F2 key to rename it, which is equivalent to the series of operations of selecting-right-clicking-renaming.

Sometimes we want to search for a file, and we still can't find the target file after turning it over, then open the disk or in the explorer, press F3 to jump to the search bar, and we can do a regional search.

4. F4 (call up the directory of the address bar list).

In macOS, F12 can directly turn up the volume, in Windows boot press F12 to temporarily change the startup items, in Word it will pop up the Save As window.

F12 refers to a type of key on the keyboard. F1 - F12 is the function key, and F is the abbreviation of function. macOS is used by default to enable various functions of F1-F12, and the system we usually use can use the function keys on the keyboard.

In IE2007 and later browsers, F12 is a shortcut to developer tools.

It can quickly open the review element in the browser.

A keyboard is a command and data input device used to operate computer equipment, and also refers to a set of function keys (such as a typewriter) arranged by the system to operate a machine or equipment.

computer keyboard). A keyboard is also a part of a keyboard instrument that makes up a keyboard, and can also refer to an instrument that uses a keyboard, such as a piano, digital piano, or electronic keyboard.

etc., the keyboard helps to practice typing.

The keyboard is the most commonly used and most important input device, through which English letters, Chinese characters, numbers, punctuation marks, etc. can be input into the computer, so as to issue commands and input data to the computer.

Wait. There are also keyboards with various shortcut keys. Over time, there have been separate products on the market with various shortcut functions**, with dedicated driver and configuration software, which can also be used individually on compatible machines.

The ACER Acer Fn key + F1 to F12 key combination functions as follows:

Hotkey Help displays the hotkey help content (the help is different for different software).

Wi-Fi can be turned on or off.

Sleep puts your computer into sleep mode.

Display screen switching can be switched between the following three display modes: the display screen only uses the connected external display, and the display and external display are used at the same time.

Black screen turns off the display background light to save power and press any and it will return to normal display.

Touchpad toggle turns the built-in touchpad function on and off.

Speaker toggle on or off the speaker.

Turn up the volume: Turn up the speaker volume.

Turn down the volume and lower the speaker volume.

Turn up the brightness to increase the brightness of the screen.

Turn down the brightness: Turn down the brightness of the screen.

Turn the num lock function on or off, when the num lock key is locked, the embedded keypad will be in numeric mode, all keys are equivalent to the calculator key function (including the + - arithmetic operator), if you want to enter a large amount of numeric information, this mode will be very suitable for you, if you can connect an external keyboard, preferably.

Turn the scroll lock function on or off: When the scroll lock key is locked, you can press the up or down arrow keys respectively on the screen, i.e. move a row up or down, the scroll lock key may not work in some applications.

Turn off the fn key and directly use the function keys of f1 f12 to take the Lenovo keyboard as an example:

1. Find the function key lock key pointed by the arrow on the computer keyboard.

2. After that, find the fn function key pointed by the arrow on the computer keyboard.

3. After that, press and hold the FN, then press and hold the shortcut function lock key to unlock the shortcut function key, and the normal use of the F1-F12 keys can be restored.