How can I fix a laggy or slow keyboard on my laptop?

1. Check the batteries and replace them with new if needed;
2. Ensure the keyboard is firmly connected to the computer;
3. Clean the laptop’s fan;
4. Clean the keyboard and make sure no obstructive objects are blocking it;
5. Check for keyboard driver updates;
6. Turn off filter keys and slow down settings;
7. Check the laptop settings;
8. Try a USB keyboard.