and reduce input lag, which is critical for smooth gameplay on emulators like BlueStacks Sensitivity and Aiming

If you want to use the Registry Editor to genuinely improve your PC's responsiveness, focus on system performance rather than "hacks." Always back up your registry before making changes. Reduce Menu Display Lag Navigate to: HKEY_CURRENT_USER\Control Panel\Desktop MenuShowDelay and change the value from . This makes Windows feel snappier. Optimize Mouse Responsiveness Navigate to: HKEY_CURRENT_USER\Control Panel\Mouse MouseHoverTime and set it to . This reduces the delay before mouse-over actions trigger. Disable "Stuck" Mouse Acceleration

Let us know which version of BlueStacks or MSI you're using so we can provide a specific settings guide!

If Firefox isn’t opening links properly, deleting these keys (carefully) can force Windows to re-register Firefox as the default browser cleanly.