. There is no sound in the front of the computer. The back is good. In fact, this method is very simple. Many times it is just not set up. Please introduce the front of the computer host. There is no sound solution for the headphones. Many friends have no sound when they encounter the headphone jack in front of the computer. They think that there is a problem with the computer, but most of the cases are caused by improper settings, but because of the function of “disabling the front panel detection”, there are three main reasons why there is no sound in the front of the computer. The following summary, and give a solution. Because the headphone interface on the back of the computer has sound, so the computer's own audio output is not a problem, there are many users on the Internet suggest that users update the sound card driver, in fact, are useless Because the headphones behind it have sound output, so the computer does not have problems such as sound card and driver. The most likely cause is one: the audio settings are disabled in the "front panel detection" function due to the default audio of many operating systems themselves. The default in the property settings is "Disable front panel jack detection" So many friends say that I have never set up an audio project and there is no sound in the front of the computer, so when you find that the headphones in front of the computer have no sound, but In the latter case, the first reaction should go to the audio property device to check if it is disabled. Board detection " function, view the method as follows: enter the computer desktop, start in the lower left corner - control panel - select "sound, voice and audio equipment" -- “Realtek high definition audio configuration & rdquo; enter "Realtek high Clear Audio Configuration " Interface, choose to switch to the top of the "Audio I/O" tab, and click on the "simulation panel" settings icon, first switch to the "Audio I/O" option, then at " The simulation back panel " has a setting tool on the right side, click to enter the settings, then in the pop-up panel will be " disable front panel detection " the front hook can be, then select OK to confirm! In general, in many cases, the problem of no sound in the front of the computer can be solved. If this method is invalid, it may be caused by the following reasons. Cause two: The front audio interface cable is not connected to the motherboard. If it is installed, it will not be in the chassis. The external line connected to the motherboard will also cause the headphone in the front of the computer to have no sound. Generally, the professional installation will be installed. However, if you encounter such problems, you can open the computer chassis to check whether the front audio interface cable is connected to the motherboard. I want to connect. Reason three: The audio interface on the front of the computer is damaged. If the above two reasons are excluded, most of them are due to the audio interface problem in front of the computer. This kind of situation is rarely rare. Summary: The normal situation behind the computer is no sound. The improper setting caused by the reason in the first one is caused. Occasionally, the user will forget to insert the chassis expansion interface cable into the corresponding position of the motherboard, which causes the computer to have no sound in front of the computer. The last case is the least. Some old computers that have been used for a long time are occasionally appearing. About the front headphones of the computer. Sound reasons and solutions for everybody detailed introduction to here, we hope to meet the full computer failed network did not sound to help a friend.