CAM Software detects missing cleaning because it hasn't recorded the activity.
CAM Software detects missing cleaning because it hasn't recorded the activity.
You received a reminder that it's been 90 days since you last cleaned your computer. Keeping your PC free of dust helps maintain optimal temperature and performance.
It's been operating for roughly 90 days, and I haven't done any maintenance. 
It correctly identifies the issue as when your computer was off previously.