What s wrong with the computer having no sound? It seems that some file was deleted by mistake? How

First, first confirm that the hardware is fine. If the speaker is fine, the sound card is fine, and if you've tested it on other machines and it's really good, then you can read on. 2. Make sure all the cables are exactly right.

Then power on the speaker and turn on the volume switch. 3. Install the driver of the sound card correctly.

If you have an onboard sound card, it's a good idea to install the drivers provided on your motherboard's driver disk. (Actually, the computer doesn't make a sound, and many times it's because the sound card is not driven correctly.) In general, after the sound card driver is installed, it is located in the taskbar in the lower right corner.

There will be a little horn in it.

icon. Fourth, if you are sure that the driver is installed correctly, then take a look at the volume settings in your computer. Here's how:

Double-click the speaker icon in the taskbar to see if the volume is turned off to the minimum or muted in the Volume Control and Waveform dialog box that pops up. If these two options are not available in the dialog box, click on the "Options" menu - select "Properties" - select "Volume Control" and "Waveform" in the "Show Volume Controls" and then set them correctly. Note:

Step 4 can only be set up after the driver for the sound card has been installed correctly. Special reminder: In fact, many times, the reason why the computer does not work properly is a small fault, soft failure, careful analysis, many times can easily solve the problem.

1. Check whether the sound card, cable, speaker and other equipment are connected normally; Run anti-virus software for anti-virus;

2. Right-click "My Computer" -- Properties -- Hardware -- Device Manager, and open "Sound, ** and Game Controller" to see if there is any yellow in front of you? "If so, reinstall the driver for this device to solve the problem;

4. When there is no sound and no speaker, open the control panel--- Add and remove programs--- add and delete Windows components, put a check mark in front of "Accessories and Tools", click "Next", and then, shut down and restart, the system will prompt you to install new hardware, follow the prompts to install;

5. Uninstall the sound card driver, reinstall or upgrade the audio driver;

Just reinstall the driver.

Open PC Manager, enter the main interface, and find "Toolbox" in the lower right corner of the main interface. Open the Toolbox and find Computer Clinic. Open Computer Clinic and find Sound in Software & Hardware.

Go to "Sound" and choose the specific content that needs to be repaired according to the situation you encounter. Click on "Fix Now". After the restoration is completed, try the sound again and you will find that you will soon be able to hear beautiful sounds.

If there is no sound, it may be hardware damage, or it may be the wrong setting, or driver problem, if you are in normal use, suddenly there is no sound, then it is likely to be caused by hardware damage, but if it is your own after deleting the software or making some settings and there is no sound, it may just be the software settings, or the driver is deleted by mistake, if the hardware is damaged, you can generally install an independent sound card to solve it, if it is a problem that the settings or the driver is deleted, then reinstall the driver, Either all of them are set back up, or the system is reinstalled.

Perfectly solve the problem that the computer has no sound:

1.If there is no sound on the computer, please check whether the sound card, cable, speaker and other devices are connected normally, and run antivirus software for antivirus.

2.Right-click on the computer-properties-hardware-device manager, open the sound, ** and whether there is a problem with the game controller, that is, see if there is a yellow question mark in front, if so, reinstall the driver of this device to solve it, and see if the reason is that the computer has no sound.

3.When there is no sound and no small speaker, open the Control Panel - Add and Remove Programs - Add and Remove Windows Components, and put a check mark in front of the add-on and tools, and click"Next"Then, shut down and restart, the system will prompt you to install new hardware, just follow the prompts to install.

4.Uninstall the sound card driver, reinstall or upgrade the audio driver, and see if the driver is causing the computer to have no sound.

1. Click Start - Settings.

3 Select the front panel for AC97 and then click OK in click.

4. Plug in the headphones and you can hear the sound.

If you confirm that there is no problem with the hardware aspect of the sound, you can use 360 Security Guard to repair the system, fix the system related problems, and then restart the computer.

First try to restart the computer, immediately press F8 (continue to press simply), the option of "Safe Mode" appears, select Safe Mode to enter, and see if it is successful. Or select "Last Normal Configuration (Advanced)", which usually solves the problem.

See if there is a problem with the sound card, check it, if there is a problem with the sound card, then reinstall the sound card.

It may be that you accidentally touched the small speaker and chose to turn it off, or the sound card driver was not installed, just reinstall it.

The computer suddenly has no sound, and the audio output port may be loose, so you can plug it back in and try again.

Is it pressed to mute or is there no sound caused by a driving error?