So I got this new 5580.
Disk usage is at 100%, by the System process.
What I have tried:
Reinstall Windows
Update all drivers, BIOS, FW, Windows updates
Turned off Windows Search and Superfetch
SSD FW will not update:
https://i.imgur.com/oHkYwb9.png
Yes, it is a San Disk A400 512GB
But nothing, system runs 100% disk usage, get hot and fans running 100%.
Win10 Pro Ent. x64