How to fix ” My computer” opening delay issue?

Problem: When you click Start and then click My Computer, or when you double-click My Computer on your Windows desktop, Windows may search (a flashlight may appear) for a long time (for example, 5 minutes) before files appear. it will drive you nuts!
What could be causing this? As per Microsoft it usually happens because of Windows Image Acquisition (WIA) Service [...]

Microsoft, Tips