The function keys on the computer keyboard are no longer working

The general function (fuction) key on the computer keyboard, so the function key is defined as f, there are a total of 12, usually called the f key, and its position is generally at the top of the keyboard, from f1 to f12. So what is the use of F1 and F12? Do you know the function of all these keys?

Do you know how these keys can save you time? If you don't know much about it, please take a few minutes to read the following content to make you feel that sharpening knives is not a mistake for woodcutters!

F1: If you are in a selected program and need help, press F1. If you are not in any program, but in Explorer or on the desktop, press F1 and the Windows helper will appear.

If you're working on a program and want to get help from Windows, you'll need to press Win F1. Press shift+f1 and it will appear"what\'s

this?"for help information.

F2: If a file or folder is selected in Explorer, pressing F2 will rename the selected file or folder.

F3: Press F3 in Explorer or on the desktop, and the "Search Files" window will appear, so if you want to search for files in a folder, then press the F3 key directly to quickly open the search window, and the search scope has been set to that folder by default. Again, in Windows

F5: Used to refresh the contents of the window currently in IE or Explorer.

F7: Doesn't work in Windows. But in the DOS window, it works, give it a try!

F8: You can use it to display the boot menu when you start up your computer. Some computers can also press this key at the beginning of the computer boot to quickly bring up the boot settings menu, from which you can quickly choose whether to boot on a floppy disk, a CD, or directly with a hard disk, without having to go into the BIOS to modify the boot sequence.

In addition, it is possible to accept Microsoft's installation agreement when installing Windows.

F9: Again it doesn't work in Windows. But in Windows

MediaPlayer can be used to quickly lower the volume.

F10: Used to activate the menu in Windows or programs, pressing Shift F10 will bring up the right-click shortcut menu. The application key in the keyboard functions the same. And in Windows

MediaPlayer, its function is to increase the volume.

F11: You can make the current explorer or IE full-screen.

F12: Again it doesn't work in Windows. But in Word, pressing it will quickly pop up the Save as File window.

In addition, the laptop combines the FN key in the lower left corner of the keyboard, and the F key has more functions, such as dual-screen switching, computer hibernation, etc., because these key combinations of laptops are not uniform, they will not be introduced in detail here.

Resources.

The first case:

If the computer is using an operating system below win7, such as win xp, or win 2000, etc., if you want to use the keyboard to control the volume, **** and other function keys normally, you must install the keyboard driver correctly, if you do not install the driver correctly, you can not use the function keys on the keyboard.

The second scenario:

If the computer is using an operating system above win7, such as win 7, or win 8, etc., there is no need to install a keyboard driver, in this case, you can't use the keyboard to control the volume, **** and other function keys normally, it is likely that the keyboard model is too old, and the operating system can not recognize it.

The first situation is easy to solve, and it can be solved by installing the driver correctly or upgrading the operating system;

In the second case, the only way to solve it is to change to a new keyboard with multiple ** function keys, or change the operating system to win xp, and then install the keyboard driver correctly.

You just have to put the driver of that function key on.

Because of the current technological advancement, some versions still won't support the display on the computer. So some versions are different, compatibility is different, etc., or technological advancements will lead to unusability.

1. There are two reasons why the desktop computer keyboard does not respond, one is that the keyboard keys are not displayed, and the other is that the characters entered by the keyboard are inconsistent with the screen display, so what is the problem in the first case, that is, after you call the word processing software or other instruments, no matter how you hit the keyboard, no characters can be displayed, and the text you type will not appear on the screen.

2. So what will happen in the second case, this phenomenon belongs to a common garbled phenomenon of computer keyboard, that is, when you use the keyboard to type, the input text and the letters that appear on the computer screen do not correspond, if it is the corresponding situation, then this failure will not occur.

Summary. 1. There is no response to the computer keyboard input, see if the number keys are locked. If all the keys can't be clicked, it's generally a system problem, and there is a problem with the driver.

2. You can't enter a password on the login interface, you can click on the keyboard that doesn't apply to use the screen password. 3. After clicking on the on-screen keyboard, click the mouse to enter the password to log in. 4. If you can press those keys when you turn on the computer, it means that there should be no problem with the keyboard.

5. After following the above method, enter the computer and enter the computer management to check the driver in the device manager 6, ** Driver Genie offline package to update the keyboard patch of the operating system, after installation. 7.

Update the patch through the driver, if you have the original CD, it is best to update the official driver of the motherboard. After installation, reboot the system and test again8. You can start the tool through the GHOST disc or USB flash drive, and enter the PE system to test to see if the keyboard can be normal. If there are no problems, simply test the current operating system for exceptions.

9. Under normal circumstances, updating the keyboard driver according to the above methods can be solved. If it still doesn't work, you can fix the system or reinstall it.

Laptop keyboard keys don't work.

1. There is no response to the computer keyboard input, see if the number keys are locked. If all the keys can't be clicked, it's generally a system problem, and there is a problem with the driver. 2. You can't enter a password on the login interface, you can click on the keyboard that doesn't apply to use the screen password.

3. After clicking on the on-screen keyboard, click the mouse to enter the password to log in. 4. If you can press those keys when you turn on the computer, it means that there should be no problem with the keyboard. 5. After following the above method, enter the computer and enter the computer management to check the driver in the device manager 6

After installation, reboot the system and test again8. You can start the tool through the GHOST disc or USB flash drive, and enter the PE system to test to see if the keyboard can be normal. If there are no problems, simply test the current operating system for exceptions. 9. Under normal circumstances, updating the keyboard driver according to the above methods can be solved.

If it still doesn't work, you can fix the system or reinstall it.

I'm using it, I don't know if I ran into something and suddenly it can't be used.

Does that reboot or not?

I'll try. Uh-huh.

Summary. Hello dear, laptop keyboard keys don't work Method 1, check whether the keyboard is connected to the computer port.

Method 2: Restart the computer and check whether the keyboard can be operated.

Start Menu" and click on "Control Panel".

Click on "Ease of Access Center".

Click on "Make the keyboard easier to use".

Uncheck Enable filter keys.

Click on "Set Filter Key".

Uncheck Enable filter keys.

Uncheck "Press and hold the shift key on the right for more than 8 seconds to enable the filter key".

Click "OK" on the two pages in turn.

Laptop keyboard keys don't work.

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Hello dear, laptop keyboard keys don't work Method 1, check whether the keyboard is connected to the computer port. Method 2: Restart the computer and check whether the keyboard can be operated. Start Menu" and click on "Control Panel".

Click on "Ease of Access Center". Click on "Make the keyboard easier to use". Uncheck Enable filter keys.

Click "Set filter key" and uncheck "Enable filter key". Uncheck "Press and hold the shift key on the right for more than 8 seconds to enable the filter key". Click "OK" on the two pages in turn.

It is recommended to enter the system [Safe Mode] to test whether the keys can be used normally.

1. If the buttons are normal in safe mode, it is generally caused by viruses or system problems;

1. It is recommended that you update the anti-virus software patches and check and kill viruses comprehensively.

2. Right-click on "Computer" and select "Properties" - Device Manager, find the "+" sign in front of the keyboard device, and right-click to select "Uninstall"; Then restart the machine for testing.

3. If the above methods still cannot solve the problem, it is recommended that you back up and save important data to an external storage device, and reinstall the system.

2. If the above methods are still invalid, or cannot be used in safe mode, it is generally a hardware problem with the keys of the notebook keyboard.

It is recommended to go to the after-sales inspection.

Right-click on the computer and select Management, click Device Manager - Keyboard, check if there is a problem with the keyboard driver, if there is no problem, go to the next step, check if it is a keyboard plug problem, if it is a hardware problem, then just change the keyboard.

What should I do if my laptop keyboard is broken? It can be a solution to the problem that the keyboard cannot be used for more than a dozen yuan.