Close unnecessary applications and background processes
Restart the device regularly
Update the operating system and drivers
Scan for malware and viruses
Disable startup programs you do not need
Reduce browser tabs and extensions
Lower game or app graphics settings
Set power mode to balanced or power saver
Clean dust from fans and vents
Improve cooling and airflow
Check for runaway processes in Task Manager or Activity Monitor
Limit background sync and cloud services
Uninstall unused software
Increase RAM if memory pressure is causing CPU spikes
Use lighter alternatives to resource-heavy apps
Schedule heavy tasks for off-peak times
Optimize code, queries, or scripts if developing software
Reduce polling, logging, and unnecessary refresh rates
Update or replace outdated hardware
Reinstall or repair corrupted software if needed