Fix Laptop Audio Delay After a Driver Update

You just finished a Windows or driver update, and now the audio is lagging badly behind the video. This page gives you the exact steps to sync your sound again without uninstalling your OS.

Why your audio lagged after the update

Updates break things by changing how Windows talks to your sound chip. When a driver updates, it often swaps out the old audio codec for a new one. Sometimes the new version has a bug that adds extra delay (latency) to the stream. For the detail, see our notes on cursor moving alone.

This is why the sound is ‘late’ or out of sync. The video signal arrives on time, but the audio signal gets stuck in a processing buffer inside the new driver. It feels like a heavy delay or ‘berat’ lag.

The problem is usually isolated to the audio stack. The rest of your system still works fine, but the specific connection between Windows and your sound card is now mismatched. You don’t need to fix the whole laptop, just the audio driver logic.

How to roll back your audio driver in Windows

The fastest fix is to return to the driver version you had before the update. Windows keeps a backup of your old, working drivers so you can quickly undo a bad update.

1. Right-click the Start button and select Device Manager.
2. Expand the Sound, video and game controllers section.
3. Right-click your audio device (often Realtek High Definition Audio or similar).
4. Click Properties and go to the Driver tab.
5. Click Roll Back Driver if the button is active.

If ‘Roll Back’ is grayed out, you need to uninstall and let Windows reinstall the base driver. Right-click the device again, select Uninstall device, and check the box that says Attempt to remove the driver for this device. Restart your laptop. Windows will automatically install the most stable version it knows.

Install the correct manufacturer's audio package

Windows Update provides generic drivers, but they are rarely the best fit for your specific laptop model. You should download the audio driver from your laptop maker’s official support page (Dell, HP, Lenovo, etc.).

Generic drivers often lack the specific sync logic for your screen’s refresh rate. This mismatch is a major cause of audio delay after an update. The manufacturer’s package includes the ‘Realtek Audio Console’ or similar control software that manages these timing buffers correctly.

Go to your brand’s support site, enter your laptop’s serial number, and download the ‘Audio Driver’ or ‘Audio App’ package. Install it, restart your laptop, and check if the delay is gone.

Change your playback format settings

Sometimes the update forces a high bit-rate setting that your hardware can’t process fast enough. Lowering the audio quality can actually make the timing more accurate and remove the delay.

Right-click the sound icon in your taskbar and select Sound Settings. Scroll down and click More sound settings (or ‘Open Sound Control Panel’). If that sounds like your bench, read up on reducing sound latency issues next.

1. Double-click your default playback device.
2. Go to the Advanced tab.
3. Change the Default Format to 16 bit, 44100 Hz (CD Quality).
4. Click Apply and test your video again.

Bypass the internal audio chip with a USB adapter

If the delay persists, your onboard audio chip might be failing or the driver conflict is too deep to fix. The cleanest workaround is to use an external sound device. This bypasses the buggy internal chip and creates a new, separate audio path for Windows.

A simple USB audio adapter tells Windows to ignore the internal audio for your specific stream. It usually uses its own driver, which often doesn’t have the latency issue.

This is especially useful if you are using headphones and find the internal jack is the cause of the ‘berat’ lag.

Common mistakes that keep your audio lagging

• Myth: Updating drivers always fixes lag. Fact: Sometimes the update causes the lag. Rolling back is often better.
• Myth: The delay is a video problem. Fact: Your video is usually fine; the audio stream is simply arriving late to the buffer.
• Mistake: Keeping audio enhancements on. Windows audio effects can add artificial latency. Go to your sound device properties, the Enhancements tab, and check Disable all enhancements.

Check your Bluetooth settings too. If you are using Bluetooth headphones, the update might have switched the codec from a high-quality one to a basic one that is slower. Re-pair your headphones to force a new handshake.

When to seek a hardware repair

If all software fixes fail, the issue might be physical damage to the audio codec chip. This is rare, but it can happen after a hardware glitch or a bad power surge during an update.

Visit a repair desk if the delay happens on a fresh Windows install. If you boot a Linux USB and the audio still lags, the hardware itself is faulty. A technician can replace the onboard speaker or the audio board. We go through fixing disk and memory bottlenecks step by step in its own article.

For internal speaker failures, a replacement part is required. If your sound is not just lagging but also muffled or broken, you may need a new speaker.

The bottom line

Frequently asked questions