Knowledge Base

Audio performance issues may occur if there is any type of damage caused to the audio cables or the audio ports on the PC. You may experience symptoms like audio playback stops working, works intermittently, choppy or distorted audio, static noise, etc.

Audio ports are exposed to elements that may cause a build-up of dust or even physical damages. If you notice that the port or connector has dust or other contaminants, use a can of compressed air to clean the ports.

If you do notice a physical damage, contact Dell Technical Support to learn more about repair options that are available in your region. If there is no damage, proceed to the next step.

A simple reboot can resolve many issues almost immediately. Restarting your PC is an effective way to clear the memory (RAM) and ensure that any errant processes and services that started is shut down.

Restarting your PC closes all the applications or software running on your PC, applications running on the taskbar and dozens of other services that may be running in the background which were started by various applications.

If the audio playback issue persists, proceed to the next step.

The default audio playback device is the device that Microsoft Windows uses to output (play) sound. When you connect speakers, earphones or headphones, bluetooth headset, or other audio devices to your PC, you can select which device you want to use by default. Windows can play audio through the speaker port, bluetooth, HDMI or DisplayPort (DP) ports. It is essential to select the correct playback device and check the volume settings, for audio playback to work on your PC.

To set a default playback device and check volume settings

1. Right-click the Volume icon in the notification area (bottom-right corner) and select Playback devices.


2. Select the playback device and click Set Default.
   If the device is disabled, right-click the device and select Enable and then click Set Default.


3. Click OK.


4. Click the Volume icon in the notification area and set the volume to your preference.
   Note: Check the volume settings on the application in use, example - Windows Media Player, VLC player, YouTube video, etc.

If the audio playback issue persists, proceed to the next step.

Microsoft Windows 10, Windows 8 or 8.1 and Windows 7 has a built-in hardware troubleshooter that can help you automatically find and fix any problems that might be affecting your PC. "Microsoft easy fix" solutions was previously known as "Microsoft Fix It". Microsoft easy fix solutions can help diagnose and resolve audio or sound playback related issues.

To run Microsoft easy fix solution for audio or sound related issues:

1. Download and save the .diagcab package Find and fix problems playing sounds.
2. Run the Audio10.diagcab file.
3. Follow the prompts in the easy fix solution to complete the troubleshooting process.

If the audio playback issue persists, proceed to the next step.

Dell recommends updating the device drivers and BIOS as part of your scheduled update cycle. Device drivers and BIOS updates may contain feature enhancements or changes that will help keep your system software current and compatible with other system modules (hardware and software) as well as increased stability.

It is essential to update the following device drivers for optimal USB performance and to resolve common USB related issues:

• BIOS
• Audio driver

To learn how to download and install a device driver on your Dell PC, refer to the Dell knowledge-base article How do I update the device drivers on a Dell PC?

To learn how to download and update the BIOS on your Dell PC, refer to the Dell knowledge-base How to Download or Update the BIOS on a Dell PC?

Update your System Setup (BIOS) - (2:06)

If the audio playback issue persists, proceed to the next step.

Running a hardware diagnostic test can help you identify hardware related problems and provide you troubleshooting steps to help resolve the issue. To determine if your Dell PC is experiencing a hardware problem, it is recommended that you first run a hardware diagnostic test on your PC. Dell offers both built-in and online diagnostics. Dell ePSA hardware diagnostic test will help check if the hardware devices are working correctly.

Running Dell Pre-boot System Assessment or enhanced Pre-boot System Assessment (Dell PSA or ePSA)

1. Restart your Dell PC.
2. When the Dell logo appears, press F12 key to enter One-time Boot Menu.
3. Use the arrow keys to select Diagnostics and press Enter key on the keyboard.
4. Follow the on-screen prompts and respond appropriately to complete the diagnostics.
   If the test fails, ensure to write down the error code and validation code.

ePSA Pre-boot System Assessment (Official Dell Tech Support) on YouTube - (2:28) English Only

Use the Dell Interactive Support Agent (English only) to get information about ePSA or PSA diagnostic error codes.
Alternatively, you can visit the SupportAssist Pre-Boot System Performance Check page to get more information about ePSA or PSA diagnostic error codes.

To learn more about Dell ePSA or PSA diagnostics, visit the Dell knowledge-base article Resolve Hardware Issues with Built-in and Online Diagnostics (ePSA or PSA Error Codes).

If the Dell ePSA diagnostics and other troubleshooting steps has not identified the cause of USB issue, we recommend that you consider running a hardware checkup using Dell SupportAssist. Dell SupportAssist diagnostic test helps you troubleshoot a problem and get automated fixes.

Performing Hardware Scan - Dell SupportAssist - (2:11)

If the audio playback issue persists, proceed to the next step.

Windows updates can support your Windows operating system in many ways. Windows updates can solve specific problems, provide protection from malicious attacks, or even add new features to the operating system.

How to install Windows Updates in Microsoft Windows 10 and Windows 8 or 8.1?

1. Right-click Start and click Settings.
2. In the Settings panel, click Update & Security.
3. In the left panel, select Windows Update.
4. On the right panel, click Check for updates.
5. Restart the PC after downloading and installing the updates.

How to install Windows Updates in Microsoft Windows 7?

1. Click Start and open Control Panel.
2. In Control Panel, click System & Security.
3. In the right panel, select Windows Update.
4. On the right panel, click Check for updates.
5. Restart the PC after downloading and installing the updates.

If the audio playback issue persists, proceed to the next step.

System Restore is a built-in Windows tool designed to protect and repair the operating system. When something goes wrong with your PC, System Restore should be used prior to restoring the PC to factory defaults.

Select the Operating System installed on your PC to find more information about how to perform System Restore:

• Microsoft Windows 10
• Microsoft Windows 8 or 8.1
• Microsoft Windows 7

If the audio playback issue persists, proceed to the next step.

If the diagnostic tests on the USB ports passed, it is most definitely an issue related to software installed on your PC. If the above troubleshooting steps did not resolve the issue, you can try to restore your PC to factory defaults as a last resort.

Dell PCs are built with a small amount of hard disk space reserved for reinstalling your operating system. This method is the easiest way to restore your PC to factory condition. The restoration process deletes all user data from the PC, so be sure to back up all your files prior to starting this process

Select the Operating System installed on your PC to find more information about how to restore your PC to factory defaults:

• Microsoft Windows 10
• Microsoft Windows 8 or 8.1
• Microsoft Windows 7

Perform a Reset in Windows 10 - (1:36) English Only

If the audio playback issue persists, contact Dell Technical Support.