The Device Manager Properties say it's a WDC WD1200UE-22KVTO but there's no mention of it being SMART! The Acer Direct web site doesn't mention SMART either
Almost all modern harddrives are Smart---
Speedfan will automatically detect it.
I would find a way to backup all your personal data-- soon.
Drives start going-- it can be rapid deteriorization.
Then it's impossible to access your files-- without expensive data-recovery services
Backup first... then ask questions.