How to fix audio and video not syncing in Windows 10

There are several reasons why audio and video are out of sync in Windows 10. Outdated audio drivers, inappropriate audio settings, or a slow internet connection can be the culprit. However, sometimes, there is nothing wrong with your computer or browser, and it is the streaming service you are using that is causing the audio and video problem.

However, for the things that you can fix under your control, our guide will walk you through the possible solutions.

1. Try these easy solutions

Before diving into your PC and starting to change its settings, try these quick and easy fixes to see if they fix the problem:

  • Restart your computer. If you haven’t shut down your computer in a while, you should restart it. In this way, it allows it to clear its memory and terminate some processes running in the background.

  • Restart the application. Try closing the multimedia player and turning it on again if you notice that the audio and video are out of sync. Additionally, you can switch to a different program.

  • Check how many system resources you are using. If you have too many apps running at the same time, it can cause audio and video lag. Open the task manager and check the CPU usage. This usually happens when installing new software, so it may be best to wait for the installation to complete.

Related: How to Fix High CPU Usage in Windows

2. Run the audio troubleshooter

Windows 10 comes with several built-in troubleshooting tools that you can use any time you have a problem. If the audio and video are out of sync, you should give the audio playback troubleshooter a chance to fix it. This is how you do it:

  1. open the Started Menu and go to Settings.

  2. click Update & Security > Troubleshoot.

  3. Choose Additional troubleshooter.

  4. click Play sound > Run the troubleshooter.

Audio Troubleshooter

The troubleshooter will now check your computer for any problems. Once detected, it will fix it automatically.

3. Check the characteristics of the speaker

There are a few speaker settings that will cause your system to stop working as usual. For example, Exclusive mode may cause audio delays for some apps, causing audio and video to be out of sync. As such, turning it off might fix the problem.

  1. Open control Board.

  2. from View by menu, select small icons or big icons.

  3. click sound.

  4. Select the device you are currently using for audio output and tap Properties.

  5. open the advanced tab.

  6. below exclusive mode, deselect Give priority to exclusive mode apps Selection.

Speaker Features

In addition, changing the audio format may help. In the Speaker Features window, head to advanced tab as shown above and select DVD quality From the list below default format. The last step to reconfigure the speaker properties is to open a file improvements Tab and deselect Disable all sound effects Selection.

Now, click Apply > OK To save the new speaker settings and restart your computer.

Related: How to Improve or Fix Sound Quality in Windows 10

4. Restore the default settings of the playback devices

If none of the above solutions helped you fix the sound issue, you can try to restore the playback device settings to defaults.

  1. head for Speaker Features As shown above.

  2. open the advanced tab.

  3. tap on Restore default settings button.

  4. Restart your computer.

5. Update audio drivers

Windows usually detects and installs new updates on its own using the driver library with Windows Update services. However, there are times when you need to manually update system drivers. In this case, you can use Device Manager to fix any outdated or corrupt drivers.

  1. Right click Started and headed to device Manager.

  2. expansion in Audio, video and game controllers List.

  3. Open the speaker driver.

  4. select file Driver tab and click Driver Update.

audio driver

Windows will let you know if the best drivers for your device are already installed or if there are any updates available.

6. Change your power plan

If you are on the Balanced power plan or if you have enabled battery saving mode, it may cause the audio and video to not sync. To change the power plan, right-click on the battery icon from the taskbar and select Power Options. Then select File high performance Selection.

If you want to turn off battery saver mode, head to Settings > System. From the left menu, open battery. Then turn off the toggle below Battery saver.

Battery saver mode

7. Change the minimum percentage of processor state

If you decide to try this solution, it should not be used as a long-term solution. Increasing the minimum percentage state of the processor will produce more heat and reduce battery life.

  1. Open control Board.

  2. head for Hardware and Sound > Power Options.

  3. click Change plan settings > Change advanced power settings.

  4. In the Power Options window, go to Processor power management > Minimum processor state.

  5. Set a higher percentage for on battery or connected Depending on how you currently use your laptop.

  6. click Apply > OK.

Processor settings

How to fix audio and video not synchronizing when watching online

The above solutions will help you fix the audio and video out of sync issue no matter if you are watching movies or videos online or offline. If you notice that this only happens when using an online streaming service, try the following solutions.

Check your internet connection

It can be hard to tell if your internet connection or streaming service is causing the problem. You can test your Wi-Fi speed to see if you have a fast and stable connection. Alternatively, you can use an Ethernet cable.

Use another browser

A quick fix for this solution is to switch to using a different browser. Sometimes your browser can have problems because the cache is full. So clearing the cache should fix the problem.

Disable hardware acceleration

Sometimes, hardware acceleration can cause your browser to lag, freeze, or even crash. Turning it off should fix the audio and video sync issue.

If your preferred browser is Google Chrome, head over to chrome://settings/system And turn off the toggle next to Use hardware acceleration when available.

If you prefer Mozilla Firefox, go to About: Preferences and scroll down to performance. There, uncheck Use hardware acceleration when available Selection.

In Microsoft Edge, head to Edge: // Settings / System And turn off the toggle next to Use hardware acceleration when available.

Sync audio and video

Now you know how to fix audio and video not syncing issue. While it can be difficult to pinpoint the exact cause, you will work with a little patience to fix the problem.

If you keep your computer up to date and you are not crazy when it comes to configuring the audio settings, you should be able to watch any movie or video without problems. Also, a good internet connection helps a lot.


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