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Win7 computer has no sound,HS code utilization in digital trade documents how to solve it? When you use a Win7 computer, you may be disappointed if you suddenly find that there is no sound on the computer. But don't worry, this is usually a problem that can be solved.In this article, we will discuss how to solve this problem when the Win7 computer has no sound. The following are some reasons that may cause the Win7 computer to have no sound and how to solve these problems. 1. Hardware sound problem First of all, we need to determine whether the problem is related to the hardware. Turn on the stereo to see if the line and stereo are connected correctly. Check whether the volume cable connection is loose. On the computer's sound circuit board, check whether there are continuous wires and whether the sound card and driver are installed correctly. If the hardware is damaged, you need to go to the repair center to repair the computer. Two. Sound card driver problem If your hardware is working properly, the problem may be related to the sound card driver. When there is no suitable sound driver on the Win7 computer, the sound card will not work properly. This is a problem that can be solved.First of all, it is necessary to check whether the correct driver is used. You can download and manually install the latest drivers from the manufacturer's website, or you can automatically update the drivers through the device manager in the start menu. If this problem is caused by the sound card driver, reinstalling the driver will solve this problem. 3. Another reason for the mute setting problem may cause the Win7 computer to have no sound is the mute setting. There is a volume controller on the computer, which allows you to adjust the volume to the desired range on the device. Every computer user will adjust this volume setting at some point. If you don't adjust the volume through the computer, you may first check whether the volume is set to mute and try to turn it off. Four. From the volume problem of the Windows system, the Windows system can also send message prompts, play videos, music or other media by itself.Sometimes, your Win7 computer may think that the volume needs to be lowered or turned off, so it will automatically adjust the volume. In this case, you need to go to the volume logo and then select the "Volume Adjustment" option. If this item is gray now, you need to download the driver or reinstall the operating system. In any case, if your Win7 computer has no sound, you can try the following steps to fix it. 1. First of all, try to restart the computer. In many cases, this can solve the problem. Two. If the problem persists, check whether the connection is normal. 3. Then, check the sound card driver or volume settings. If this is the reason, then it will be an easy problem to fix. Four. Finally, you can also try to uninstall and reinstall the sound card driver. To sum up, the soundless problem of Win7 computer may be caused by many reasons.If you can't hear the sound, it is recommended that you first fix it through routine inspection (check hardware, sound card driver, volume settings). If these steps do not solve the problem, it is recommended that you consult a professional. I hope this article can help you solve the problem of no sound on Win7 computers.
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