There are many possible reasons why you may not be able to hear any sound coming from your Windows system. Some of the most common causes include:
1. Audio Drivers: The audio driver is responsible for producing sound on your computer, and if it’s not updated or installed correctly, you won’t be able to hear any sound. To check if you have the most up-to-date audio driver, open Device Manager (Type ‘Device Manager’ in the search box on your taskbar) and look for ‘Sound, Video, and Game Controllers’. If you don’t see this entry, then you probably do not have the correct audio driver installed. To download an audio driver, visit your system manufacturer’s website, enter your computer specs and look for an audio driver. Once you have downloaded and installed it, restart your computer and try again.
2. Your Volume Settings: Make sure that the volume settings are turned up by opening the Volume Mixer (Type ‘Volume Mixer’ in the search box) and moving the sliders up. You should also adjust the speaker volume, just below the Volume Mixer.
3. Audio Cables: Check the cables connecting your speakers to your computer, especially if you are using external speakers. Make sure all cables are securely connected and free of any dirt or debris. Additionally, you can try unplugging and re-plugging the cables back in, just to make sure everything is in working order.
4. Speakers/Headphones: Check your speakers or headphones to make sure they are in working order. Plug in a pair of headphones or a set of speakers and see if sound comes out. If the speakers or headphones aren’t working, try connecting them to another device, such as a phone or tablet, to see if the problem lies within the device itself.
5. Audio Services: If none of the above have worked, you may need to reset your audio services. To do this, open your Run dialog box ( Type ‘Run’ in the search box on your taskbar) and type ‘services.msc’. This will open up the Services list, and you should scroll down to “Windows Audio”. Right click on it and select “Restart”. You should also do the same for “Windows Audio Endpoint Builder”. After restarting the two services, you may need to reboot your computer in order for the changes to take effect.
6. BIOS Settings: If nothing else has worked, you may need to check your BIOS settings. To do this, restart your computer and press the correct key (usually F2, DEL or ESC) to enter your BIOS settings. Look for an option labelled “Audio” and make sure it is enabled.
If none of the above steps have solved your sound issues, you may need to take your computer to a technician for further diagnosis.