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How to Fix Sound Issues on Windows 10/11 (5 Methods)

How to Fix Sound Issues on Windows 10 & 11 | Step-by-Step Guide.

If sound stops working on Windows 10 or Windows 11, the fix is almost always one of three things: a missing or outdated audio driver, the wrong device set as default playback, or audio enhancements interfering with output. Open Device Manager, update the driver under “Sound, video and game controllers”, then confirm the correct playback device is selected in Settings > System > Sound. That resolves the majority of cases within a few minutes.

Applies to: Windows 10 (22H2) and Windows 11 (23H2, 24H2, 25H2) | Last updated: April 30, 2026

How to Fix Sound Issues on Windows 10 & 11

Key Takeaways

  • Most Windows audio problems are driver-related — update the driver under Device Manager > Sound, video and game controllers, or use Snappy Driver Installer Origin if Windows can’t find one.
  • If you have multiple playback devices (HDMI monitor, speakers, headphones), Windows often picks the wrong default — set the correct one as default in Settings > System > Sound.
  • Audio enhancements (Bass Boost, Loudness Equalisation, spatial sound) can silence output entirely on some hardware. Disable them on the Enhancements tab when troubleshooting.
  • Restarting the Windows Audio service (services.msc) fixes the “no sound after sleep” bug that affects many Windows 11 24H2 systems.
  • If headphones work but laptop speakers don’t, the issue is hardware (a damaged speaker or detection switch), not Windows.

Quick Steps

  1. Right-click Start > Device Manager > expand Sound, video and game controllers.
  2. Right-click your audio device > Update driver > Search automatically for drivers.
  3. If no update is found, install Snappy Driver Installer Origin and let it locate the audio driver.
  4. Open Settings > System > Sound and confirm the correct device is selected as Output.
  5. Right-click the speaker icon > Sound settings > Properties > Enhancements tab > tick Disable all enhancements.
  6. If sound is still missing, restart the Windows Audio service via services.msc.

In This Guide

This guide walks through five fixes for sound issues, in the order I’d run them in the repair shop:

Fix 1: Update Audio Driver via Device Manager

Device Manager on Windows 11 with the Sound, video and game controllers section expanded showing Realtek High Definition Audio.
  1. Right-click the Start button and select Device Manager.
  2. Click the View menu and select Show hidden devices so disabled or virtual audio devices appear.
  3. Expand Sound, video and game controllers. Look for entries like Realtek High Definition Audio, Intel Smart Sound Technology, NVIDIA High Definition Audio, or your headset name.
  4. Right-click your main playback device, choose Update driver, then Search automatically for drivers.
  5. If Windows says “the best drivers are already installed”, select Search for updated drivers on Windows Update — newer optional driver updates often live there.

If a yellow exclamation mark appears next to the device, the driver is broken or missing entirely. Right-click and choose Uninstall device, tick “Delete the driver software for this device” if shown, then reboot — Windows will reinstall a fresh copy. For a generic guide that works for any driver, see my graphics driver installation walkthrough; the same pattern applies to audio.

Fix 2: Use Snappy Driver Installer Origin

Snappy Driver Installer Origin scanning a Windows 11 PC and listing missing audio drivers.

If Windows Update doesn’t have a current driver for your hardware, Snappy Driver Installer Origin (SDI Origin) is the offline driver tool I always trusted in the repair shop. It maintains its own driver pack repository and works without an internet connection if you download the full pack — useful when audio is dead on a freshly installed machine that has no network drivers either.

  1. Download SDI Origin from the official site and extract the ZIP.
  2. Run the executable that matches your system (32-bit or 64-bit).
  3. Choose Download Indexes Only on first launch — this keeps the download small and fetches only the drivers you need.
  4. Tick the audio driver SDI flags as missing or outdated, then click Install.
  5. Reboot when prompted.

Tip: SDI Origin’s full driver pack is over 50 GB. Stick with the indexes-only mode unless you regularly fix offline machines — otherwise it’s overkill for a single audio issue.

Fix 3: Set the Correct Default Playback Device

If sound suddenly stopped after plugging in a monitor, dock, or external display, Windows likely switched the default output to that device’s HDMI audio. The fix is to manually pick the right device.

  1. Right-click the speaker icon in the system tray and select Sound settings (Windows 11) or Open Sound settings (Windows 10).
  2. Under Output, choose your speakers or headphones from the dropdown.
  3. Click the device name to open its properties and confirm Allow this device to be used is on.
  4. Use the Test button to confirm sound is coming through.

For the legacy Sound control panel (which still exposes options the new Settings page hides), open Run with Win + R and run:

mmsys.cpl

Right-click your speakers in the Playback tab, choose Set as Default Device, and click Apply.

Fix 4: Disable Audio Enhancements

Some Realtek and Conexant drivers ship with audio enhancements that silence output entirely on certain hardware combinations. If sound works in headphones but not speakers (or vice versa), enhancements are usually the cause.

  1. Open mmsys.cpl (legacy Sound panel).
  2. Right-click your default playback device and choose Properties.
  3. Switch to the Enhancements tab.
  4. Tick Disable all enhancements and click Apply.
  5. If you don’t see an Enhancements tab, your driver doesn’t expose any — skip this fix.

Fix 5: Restart the Windows Audio Service

The “no sound after sleep” bug on Windows 11 24H2 is caused by the Windows Audio service failing to resume properly. Restarting it forces the audio stack to reinitialise.

  1. Press Win + R, type services.msc, and press Enter.
  2. Find Windows Audio in the list, right-click it, and select Restart.
  3. Also restart Windows Audio Endpoint Builder (the service immediately above it).
  4. Set both to Automatic startup type if they aren’t already.

Or run both restarts from an elevated PowerShell window with one command:

Restart-Service -Name AudioEndpointBuilder, Audiosrv -Force

When to Suspect Hardware Failure

If headphones work but the built-in speakers don’t, the speakers themselves or the headphone jack switch are likely faulty. Most laptops use a small mechanical switch in the headphone jack that disconnects the speakers when something is plugged in — if that switch sticks, the laptop thinks headphones are always connected. Try wiggling a 3.5mm plug in and out of the jack a few times; if the speakers come back, the switch is dirty or damaged.

For desktops, swap to a known-good pair of speakers or headphones to rule out the audio output port itself. If the front panel jacks don’t work but the rear ones do, the front panel header on the motherboard isn’t connected — easy fix on a tower, harder on a small form factor case.

Frequently Asked Questions

Why did my sound stop working after a Windows update?

Windows Updates occasionally replace OEM audio drivers with generic Microsoft ones that are missing features or aren’t compatible. Roll back the audio driver in Device Manager (right-click device > Properties > Driver tab > Roll Back Driver), or reinstall the OEM driver from your laptop manufacturer’s support page.

What if my sound device isn’t listed in Device Manager?

Click View > Show hidden devices first. If it still doesn’t appear, look under Other devices for an unknown device with a yellow warning icon — that’s your audio chip with no driver. Use Snappy Driver Installer Origin or your manufacturer’s support page to install the right driver.

Why can I hear sound from headphones but not laptop speakers?

Almost always a hardware issue with the headphone jack switch — the laptop still thinks headphones are plugged in. Wiggle a plug in the jack a few times; if speakers come back, the switch is dirty. If not, the speakers may be physically damaged.

How do I fix sound issues after waking from sleep on Windows 11?

Restart the Windows Audio and Windows Audio Endpoint Builder services from services.msc, or run Restart-Service -Name AudioEndpointBuilder, Audiosrv -Force in an elevated PowerShell. This is a known bug in 24H2 with several USB and HDMI audio devices.

Will the Windows audio troubleshooter fix this for me automatically?

Settings > System > Sound > Troubleshoot common sound problems handles simple cases like wrong default device or muted volume. For driver issues, default-device confusion, or service failures, manual fixes from this guide are faster than letting the troubleshooter cycle through tests.

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