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Second Monitor Lagging on Windows 11? Here’s How To Fix It

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If you’ve noticed your second monitor lagging on Windows 11, don’t panic. It’s a fairly common issue that’s caused by outdated drivers, system performance issues, or incorrect display settings. Fortunately, there are several steps you can take to diagnose and fix it.

Let me show you how.

Quick Fixes

: Press Windows I > Windows Update > Check for updates > Download and install.

: Verify that the cable connecting your second monitor is secure and undamaged, and ensure the connection ports are clean and functional.

Update Display and Monitor Drivers

Press Windows X and select

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Expand the Display adapters section, right-click on your graphics card, and select

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Choose Search automatically for drivers and follow the on-screen instructions. Repeat the same process for the

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Alternatively, you can use PC HelpSoft Driver Updater to automatically handle the process and save you time compared to manual updates.

Restart your computer to see if the issue is resolved.

Roll Back Display and Monitor Drivers

If the issue started after a recent update, you may need to roll back to a previous version of your graphics or monitor drivers. Sometimes, new drivers introduce compatibility problems that cause lag or other display issues. Follow the steps below:

Open Device Manager again (Windows X, then select Device Manager).
Expand the Display adapters section, right-click on your graphics card, and select Properties.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Go to the Driver tab and click on Roll Back Driver (if available). Follow the instructions and restart your system. Repeat the same process for monitor drivers.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

If the option is grayed out, it means there’s no previous version available. Move to the next fix.

Uninstall and Reinstall Display and Monitor Drivers

Alternatively, uninstalling and reinstalling the display and monitor drivers might help if they’re corrupt. Here are the steps to follow:

Open the Device Manager, right-click on your graphics card under Display adapters, and select Uninstall device.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Confirm you want to uninstall the device. Do the same under the Monitors section.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Restart your computer. Windows should automatically reinstall the necessary drivers upon reboot.

Otherwise, you can download and install the latest ones manually from the manufacturer’s website.

Run System File Checker (SFC) and DISM

Corrupted system files can cause several performance issues, including lag on external monitors. Running the System File Checker (SFC) and the Deployment Imaging Service and Management Tool (DISM) can help identify and repair them. Here’s how:

Right-click on the Start menu and tap Terminal (Admin).

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Type sfc /scannow and press Enter. Wait for the scan to complete and follow the prompts if it finds any issues.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

After the SFC scan, Type DISM /Online /Cleanup-Image /RestoreHealth and press Enter. Allow the process to complete. This could take some time, so be patient.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

After the scans finish, restart your PC and check if the lag issue persists.

Perform a Clean Boot

A clean boot starts Windows with only the essential services and drivers. This can help identify if third-party applications or services are causing the monitor lag. Follow the steps below:

Press Windows R to open the Run dialog box. Type msconfig and hit Enter.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

In the System Configuration window, go to the Services tab. Check the Hide all Microsoft services box and click Disable all.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Go to the Startup tab, click Open Task Manager, and disable all startup items.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Close Task Manager, then go back to the System Configuration window and click OK. Restart your computer.

Check if the lag is still present. If the issue is resolved in clean boot mode, you can enable services and startup items one by one to identify the culprit.

Change the Refresh Rate

Sometimes, the refresh rate settings between your primary and secondary monitors might not be synced correctly, leading to lag or stuttering. To adjust it:

Right-click on the desktop and select Display settings.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Scroll down and click on Advanced display.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Select your second monitor from the drop-down menu.
Under Choose a refresh rate, select 60 Hz.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Disable Hardware Acceleration

Many modern applications, including web browsers and video players, use hardware acceleration to improve performance. However, this can sometimes cause issues with the display, particularly when using a second monitor. Here’s how to disable it:

Google Chrome

Open Chrome and type chrome://settings in the address bar.
Tap System, then toggle off Use graphic acceleration when available.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Relaunch Chrome.

Microsoft Edge

Open Edge and type edge://settings/system in the address bar.
Turn off the Use graphic acceleration when available option.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Restart Edge.

Run the Hardware and Devices Troubleshooter

Windows 11 has a built-in troubleshooter that can automatically detect and fix issues related to hardware and devices, including display and monitor problems. Follow the steps below to run it:

Press the Windows Key X, then tap Terminal (Admin).

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Type msdt.exe -id DeviceDiagnostic and press Enter.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

The Hardware and Devices window will pop up. Tap Next to start troubleshooting.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

The troubleshooter will scan for issues and attempt to fix them. Follow any on-screen instructions.

Repair Install Windows 11

If none of the previous steps helped, performing a repair install of Windows 11 might be necessary. This will reinstall the operating system without affecting your files, apps, or settings.

Open Settings (Win I) and click Recovery on the right side.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Click the Reinstall now button under “Fix problems using Windows Update.”

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Click OK to confirm.

Second Monitor Lagging on Windows 11? Here’s How To Fix It

Windows Update will automatically begin downloading and installing the repaired version of Windows 11.
Once the installation is complete, click Restart now when prompted.

So, now you know how to fix your second monitor when it’s lagging on Windows 11. With the above steps, you can resolve the issue and get your display working smoothly again. Try the quick solutions before moving to the complex ones.

Also, learn how to deal with similar problems like your second monitor repeatedly turning on and off or having no sound after connecting it.

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