LEGO Batman: Legacy of the Dark Knight is probably one of the best LEGO games ever made and has amazing reviews over on Steam. It runs great, and the game is super fun, but some people are having weird lag and stuttering issues that can't be fixed by adjusting graphics settings. So follow along as we show you how to check if your controller is causing the stutter and lag issues in LEGO Batman: Legacy of the Dark Knight.
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Can Controllers Really Cause Performance Issues in Games?
Wired controllers won't cause problems if you have the correct drivers for them, but wireless controllers can and do cause issues quite often in games. Especially controllers that rely on Bluetooth, which is convenient but not always perfectly stable, especially older versions. So, before you start the steps in this guide, check these things.
- Fully charge the controller or replace batteries if needed
- Disconnect any extra controllers or unused wireless devices
- Try switching from Bluetooth to a wired USB connection
How to Fix Controller Lag and Stutter in LEGO Batman: Legacy of the Dark Knight
The fastest way to check if the controller is the problem is to test a wired connection.
- Connect the controller directly to your PC using a USB cable
- Launch LEGO Batman: Legacy of the Dark Knight
- Play normally for several minutes, including combat and movement
If the stutter disappears when using a wired connection, the issue is almost certainly related to Bluetooth stability or wireless interference. If the issue remains, then it is likely unrelated to the controller and may involve system performance or game settings.
Update Xbox controller firmware
Many players never update controller firmware because it is not automatically prompted often. Outdated firmware can lead to input instability or inconsistent behaviour.
- Install the Xbox Accessories app from the Microsoft Store
- Connect the controller using a USB cable
- Open the app and check for firmware updates
- Install any available updates
- Restart your PC after the process completes
- Reconnect or re-pair the controller if needed

Do not disconnect the controller during the update process.
Update PS5 DualSense firmware
DualSense controllers also receive updates that improve compatibility and stability on PC.
- Install the official DualSense firmware updater for Windows
- Connect the controller via USB cable
- Follow the instructions on screen
- Wait until the update fully completes before disconnecting

A partially applied update can cause additional input issues, so it is important to complete the process fully.
Update third-party controller software
If you are using a non-official controller, support varies depending on the brand. Some manufacturers provide regular updates, while others do not.
- Visit the official website of the controller brand
- Look for driver or firmware update tools
- Install the latest available version if offered
Lower-cost controllers may have limited support, which can make long-term stability harder to maintain.