How to turn off the desktop speaker in Win10/Win7/win8.1 system?

A lot of desktops will be "on" when booting, which indicates that there is no problem with the boot hardware self-test. This sound is derived from the built-in PC speaker on the motherboard and is often used for fault detection. If there is a problem with the computer
, different audible alarms will be given at boot time, sometimes blue screens and crashes will also occur, but now notebooks and tablets

there is a big way, this device may It has been rare.

▲Picture description: PC speaker and dollar coin

This little speaker doesn't look big, but the alarm is not small, if you are in a Playing computer in a quieter environment, and suddenly reporting a policeman is also enough, so now many users of Script House say they don't need it. However, for desktop computers, this small speaker is still useful, which is helpful for fault detection and equipment maintenance. Do not like it can be disabled, but it is best not to pull it down.

▲Photo description: PC speaker connected to the motherboard

Previously in XP and Win7, users can be directly disabled in the device manager, but in Win8.1/Win10 there is no such device display . However, each has its own method. If you want to turn off the PC speaker, you can solve it directly with two commands. The specific method is as follows:

First, Win8.1/Win10 system

(1) Command line

1. Right click on the start button and run the command prompt as administrator.

2, execute the following command, immediately turn off the speaker (non-permanent):

sc stop beep

3. Execute the following command to permanently turn off the speaker:

sc config beep start= disabled

After restarting the computer, <;哔” sound will not appear again. To restore the PC speaker, you can restart the computer by executing the following command:

sc Config beep start= system

(2) Registry

1. Enter regedit in the Cortana search bar and press Enter to enter the Registry Editor

2.

HKEY_LOCAL_MACHINE\\\\SYSTEM\\\\CurrentControlSet\\\\Services\\\\Beep

3, click beep, find start on the right, double-click to open, as shown below

4, modify the value The data is 4, click OK, as shown below

To restore the default settings, just change the value data to 1. It should be noted that this method takes effect after the next startup because there is no effect of the first instant shutdown in the command line method.

Second, Win7 and XP system

In Win7 and XP, you want to disable the PC speaker, you can directly in the device manager, the steps are as follows:

1 , enter the device manager

2, click the menu bar "View → show hidden devices", as shown below

3, click “ non-plug and play driver ” The triangle on the left, found in the expanded project <;beep“

4, 1 Win7 users double-click to open, under the "Drivers" tab, click the drop-down menu in the "Start" > Select “Disabled", click “OK", as shown below

2 XP users right click on beep and select “deactivate” (can also use Win7 method , but only a few more times), as shown below

Note: Do not directly "uninstall", otherwise such system device drivers will be automatically installed after reboot.

It is easier to restore the default settings of these two systems. You can restore the driver directly in the above interface. In fact, these system principles are the same, but XP and Windows
7 have a graphical interface, and the interface of Windows
8.1/Windows
10 has been castrated. Microsoft may do this for security reasons and don't want the average user to modify these system settings too easily. But for fans who like toss, there is no interface is not a problem