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Why does my new computer have no sound?

2025-11-07 03:24:34 science and technology

Why is there no sound on my new computer? ——Analysis and solutions of popular problems on the entire network in the past 10 days

Recently, help posts about "new computer has no sound" have appeared frequently on many technology forums and social media. This article combines the hot discussions across the Internet in the past 10 days to sort out common causes and solutions, and attach relevant statistics to help you solve the problem quickly.

1. Statistics of popular issues (last 10 days)

Why does my new computer have no sound?

PlatformAmount of related topicsHigh frequency keywords
Baidu Tieba1,200+Driver abnormality, speaker disabled
Zhihu580+System settings, service shutdown
Weibo3,400+Silent mode, hardware detection
Station B90+ video tutorialsSound card driver, BIOS settings

2. Analysis of common causes

1.Driver problems (42%): The new computer may not automatically install the sound card driver, or the driver version may be incompatible.

2.System setting errors (accounting for 28%): Including the volume being muted, the output device being selected incorrectly, etc.

3.Hardware failure (accounting for 15%): The speaker cable is not connected or the hardware is damaged.

4.Service disabled (10%): The Windows Audio service was shut down unexpectedly.

5.Others (accounting for 5%): Such as abnormal BIOS settings, third-party software conflicts, etc.

3. Step-by-step solution

Step 1: Basic Check

• Make sure the volume is not muted (look at the taskbar speaker icon)
• Check that the headphones/speakers are plugged in tightly
• Try restarting your computer

Step 2: Driver processing

• Right-click [This PC] → [Manage] → [Device Manager]
• Check "Sound, Video, and Game Controllers" for a yellow exclamation mark
• Right-click and select "Update Driver" or download the latest driver from the official website

brandOfficial driver download page
Lenovosupport.lenovo.com/drivers
Dellwww.dell.com/support
ASUSwww.asus.com/support

Step 3: System Setup

• Win+S search for "Sound Settings" → Check the output device
• Open the "Volume Synthesizer" to check the volume of each program
• Run the audio troubleshooter (Settings → System → Sound → Troubleshooter)

Step 4: Service Check

• Win+R and enter "services.msc"
• Find the "Windows Audio" service → make sure the status is "Running"
• Startup type set to "Automatic"

4. Advanced solutions

If the above method does not work, you can try:
1. Reset BIOS settings (restart and press F2/Del key to enter BIOS)
2. Create a new user account for testing
3. System restore or reinstall the system

5. User feedback on real cases

Question typeSolutionsuccess rate
Driver abnormalityManually install the official website driver89%
Service disabledRestart the Audio service95%
Hardware failureSend for repair and inspection100%

Summary:No sound on a new computer is mostly caused by software settings. It is recommended to troubleshoot in the order of "Basic Check→Driver Update→System Settings→Service Check". If the problem persists, please contact the manufacturer’s after-sales support. Keeping your system updated and regular driver maintenance can effectively prevent such problems.

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