Why is there no sound after one click restoration on the computer?

Many friends when using the computer, have encountered the computer after the boot is inexplicably no sound, how to solve this problem, the following author to introduce a few methods for you.

1.First of all, check whether the connection between the sound card and the wire, speaker and other hardware devices is normal.

2.Go to the device manager to see if the sound card driver is installed, if not, install it.

3.If there is a driver, uninstall the sound card and re-drive it.

4.Open the control panel under Settings in the start menu, select Add and Delete Windows Components in the Add and Remove Programs, and then check "Accessories and Tools", shut down and restart after the next step, and follow the prompts after restarting.

5.In the Start menu, click Run, type regedit, bring up the registry, and find it.

hkey_current_user\control

panel sound branch, change the key value of the subkey beep of this branch to yes.

6.If the above methods do not work, then turn off the computer, and it may return to normal after a while. Of course, reloading the system is the last resort.

There is no sound from the computer:

If there is no sound on the computer, you can analyze it by following the steps below:

First, first confirm that the hardware is fine. You've already said that 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 it is an onboard sound card, it is best to install the driver provided on the driver disk of the motherboard.

In fact, the computer does not make a sound, and many times it is because the sound card is not driven correctly. In general, after the sound card driver is installed, the task is in the lower right corner.

There will be a small horn icon in the bar. ）

Fourth, if you are sure that the driver is installed correctly, then take a look at the volume settings in the computer.

The specific method is to double-click the speaker icon in the taskbar, and check whether the volume is turned off to the minimum in the "Volume Control" and "Waveform" dialog box in the pop-up "Volume Control" and "Waveform".

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.

This is the driving problem, and it can be solved with a driving life.

The correct way to update the driver (first make sure that the device is connected normally, if you do not follow this step, various problems may occur):

1. Open"My computer","Uninstall or change programs (add or remove programs.)", uninstall (sound graphics card) driver related programs, 2, start running, enter INF enter, find out all the files at the beginning of OEM to delete, 3, and then restart the computer, with the driver life update recommended driver.

4. If the problem persists, you can repeat the above steps and install other versions of the driver.

Reinstall the sound card driver, my computer - management - device manager - find the yellow exclamation mark, put the drive disk to the optical drive, and install it according to the prompts. Click on the small speaker to see if there is a check on mute,The main thing is whether the main volume is all muted,You can click the option-properties to display the main volume and then adjust it,There is a waveform or something,Look at the output in the mixer

To see if the sound card driver is not there, right-click on My Computer - Properties - Hardware - Device Manager. If you don't have a sound card driver, install another one.

Dort.com, Sky.com have all these things.

One-click computer restore refers to the restoration of the operating system, and the drivers of other computer hardware should be installed separately.

Does the tray have an icon for an audible horn? See if the sound card in the Device Manager is normal.

If you don't have a sound card driver, just re-open it.

There are in the Pacific Ocean.

ac97

What is a computer? Is the motherboard driver disc there?

See if the offline is plugged in incorrectly!

After the computer is restored with one click, the sound disappears, and the hardware problem can be eliminated, then it is likely to be a software problem, so it may be that the sound card driver is not installed.

Sound card driverSound card driver refers to the multi-** sound card control program, the English name is "sound card driver". A driver, also known as a device driver, is a special program that enables a computer to communicate with a device.

How to install the sound card driver:

Open the Driver Wizard.

Click Detect Now and select Driver Management.

Find the sound card driver and click Install or Upgrade.

There is no sound after the computer is restored with one click, and netizens said that there is no problem with the sound card driver. There have been similar problems before.,It's good to modify the scheme to windows preset in the control panel sound.,But this modification still doesn't work.,So how to solve this problem? Let me give you a brief explanation!

, workaround

The steps are as follows:

1.I want to perfectly solve the problem of "what should I do if the computer has no sound" and its sequelae. Please first **Keniu free antivirus, conduct a full disk scan of the local disk, and completely remove the existing malicious virus Trojan horse.

2.After ensuring that there is no Trojan virus in the system, use the first aid kit of the Keniu antivirus system to restore and repair the system file comprehensively, and you can solve the phenomenon that the computer has no sound.

In addition, according to experience, the reasons for the problem of "what should I do if the computer has no sound" are as follows, please check if the repair is invalid

1. If there is no sound on the computer, please check whether the audio effect card, connection cable, and speaker and other devices are connected normally; Implement anti-virus software for anti-virus;

2. Right-click "My Computer" -- Properties -- Hardware -- Device Manager, and turn on "Sound, Video and Game Controller" if there is any problem, that is, see if there is a yellow "If so, reinstall the driver of this device to solve it, and see if it is the reason that causes no sound on the computer;

3. When there is sound but no speaker, turn on the control panel--- the volume --- the sound and video device, and put a check mark before "put the volume icon into the work column";

4. When there is no sound and no speaker, open the control panel--- add and delete 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 audio card driver, re-install or upgrade the audio driver, and see if the driver is the cause of the computer without sound;

6. When the audio card driver program is installed, the prompt "AC chip cannot be found" appears, it may be computer poisoning, or the audio card driver program has been deleted by mistake due to illegal operation, or the solution to the internal software conflict is to refill the system and the driver program;

7. Simply ignore it, wait for a period of time after shutting down and then turn it back on, sometimes the sound problem will solve itself, you may wish to try it;

8. Start - Control Panel - Sound and Audio Device - Sound, see if it is set to silent, and then select Windows Preset;

9. Click Start-Execute, enter regedit, press Enter, which opens the login file, click a few hkey-current-user, click the controlpanel item, and then click the beep in the sound under it to change its value from no to yes to restart, do you hear the long-lost power on and off sound again;

It may be that the audio output interface of the computer is damaged, and it is best to find a professional to repair it. If there is no sound on the computer and there is a small speaker, it may be that the small speaker is muted, check it, right-click to select the volume control, and then adjust.

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