"after checking all the usual reasons" - It would be good if you could tell us these.
Still, I will give what I suggest: check for overheating (have a look in BIOS for the temp).
Do a defrag.
Run a virus check.
This thread is now locked and can not be replied to.
New Google phones UK release date | Pixel XL price, new features, specifications: Pixel X and…
1995-2015: How technology has changed the world in 20 years
This is the future of TV, VR and holograms
iPhone 7 review: Enhanced cameras, a refreshed design and water resistance make the iPhone 7 an…
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.