1. Start Norton.

   If you see the My Norton window, next to Device Security, click Open.

2. In the Norton main window, click Settings.
3. In the Settings window, click Administrative Settings.
4. Under Performance Monitoring, in the Performance Alerting row, move the switch to:

   Off	Select this option if you do not want Norton to notify you with performance alerts.
   On	Select this option if you want Norton to notify you with performance alerts when a program or process exceeds the threshold limit of the system resource usage.
   Log Only	Select this option if you want Norton to only monitor the system resource usage of every program or process running on your computer. By default, the Performance Alerting option is set to Log Only. When a program or process exceeds the threshold limit of the system resource usage, Norton records these details in the Security History window. You can view the details that are related to performance alerts under Performance Alert category in the Security History window.

5. Under High-Usage Alert for, do one of the following:
   • If you want Norton to monitor the CPU usage, move the CPU switch to On.
   • If you want Norton to monitor the memory usage, move the Memory switch to On.
   • If you want Norton to monitor the disk usage, move the Disk switch to On.
   • If you want Norton to monitor the handle count, move the Handles switch to On.

     By default, this option is turned off.

6. Click Apply, and then click Close.

• • Use Norton to optimize and improve computer performance
  • Set Norton to alert you about performance issues

Source : Official Norton Brand
Editor by : BEST Antivirus KBS Team