Update 2 I take the disk offline using Disk Management and it still clicks as before. Doers this mean it's solely a hardware issue? If it's offline how could the OS be triggering any access? Some sort ...
On the Windows platform, most large applications come with their own installer which sets up folders under C:\Program Files, possibly some other places, and perhaps adding some registry keys, etc. ...
I've got a USB Wi-Fi adapter; every time when I resume my PC from sleep, the Wi-Fi adapter isn't working and Wi-Fi networks aren't shown in the list. I have to unplug/plug again the adapter every ...