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1. Check the audio driver. If your laptop has no sound, the reason may be that the audio driver is missing or damaged. Audio drivers are the programs responsible for controlling your laptop's audio devices, and replacing or updating the driver may resolve the issue.
2. In this case, you need to completely uninstall the originally installed sound card driver, restart the computer and try to install it again. The sound card is disabled.
3. At this time, you can plug in headphones and try to play music. If there is sound, it can be basically concluded that the playback device is incorrectly selected. If you can hear the sound from the headphones in the sound settings, you can basically determine that there is a problem with the sound output device.
Whether mute is set, check whether the sound icon in the lower right corner of the computer is muted. If so, please click it and adjust the volume before trying. If external headphones are connected and the sound from the headphones is normal, please restore the BIOS default settings.
If your laptop has no sound, there may be several reasons: Silent mode: First, check whether the laptop is in silent mode. At this time, the speaker will be turned off and you will not hear any sound even if the volume is turned to maximum. On Windows, you can press the Fn F1 keys, which is usually to toggle silent mode.
The laptop suddenly has no sound. Solution: Check whether mute is set. It may be due to misoperation or accidentally clicking a mute shortcut key on the keyboard, causing the system to set the speaker to mute. Click on the lower right corner. Drag the progress bar of the volume icon to restore the sound.
Method 2: Check the audio driver for the network card. First find the right mouse button of the computer and open the management method. On the Network Adapters page, double-click the mouse to open the sound device, click Hardware Configuration in the column, and then select "Upgrade Driver Software".
The laptop suddenly has no sound. Solution: Check whether mute is set. It may be due to misoperation or accidentally clicking a mute shortcut key on the keyboard. , causing the system to set the speaker to a muted state. Click the volume icon in the lower right corner and drag the progress bar to restore the sound.
Recovery method for laptop with no sound: Sound card control panel settings Some sound cards will have this convenient problem, such as: Realtek, via Open the audio manager - click on the right jack setting - - Check the box to disable front panel jack detection - click OK.
Whether mute is set, check whether the sound icon in the lower right corner of the computer is muted. If so, please click it and adjust the volume before trying. If external headphones are connected, the sound from the headphones is normal. Please restore BIOS default settings.
Sound socket Check whether the external speakers and headphones are powered normally and whether the switch is turned on. And whether the speakers and headphones are connected to the computer's audio output interface. As shown in the picture, there are three audio interfaces on the back of the computer. Generally green is the audio output, connect to stereo or headphones. The red one is the microphone. Don Don't connect the wrong wires.
Check whether the system is muted or the volume is set to a low level. The taskbar icon in the picture below indicates that the system is muted: Sometimes, the "Small Speaker" icon does not show that it is muted, and the system volume is normal. However, if a certain component in the audio control is muted or the volume is low, it will also cause no sound during playback. .
In this case, you need to completely uninstall the originally installed sound card driver, restart the computer and try to install it again. The sound card is disabled.
Test If there is no sound when playing music outside the laptop, then you must first rule out the problem with the sound card driver or the sound card itself. At this time, you can plug in headphones and try to play music. If there is sound, it can be basically concluded that the playback device is incorrectly selected.
If your laptop has no sound, there may be several reasons: Silent mode: First, check whether the laptop is in silent mode. At this time, the speaker will be turned off and you will not hear any sound even if the volume is turned to maximum. On Windows, you can press the Fn F1 keys, which is usually to toggle silent mode.
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