It's simply a case of how fragile the HD is. If it's fragile enough ANY access could trigger failure. SFC touches tens of thousands of files, so stands more chance than most things of doing so. The other main potential triggers would be a full AV scan, and CHKDSK..
My Computer
- Computer type
- Laptop
- Computer Manufacturer/Model Number
- Asus K52F or Lenovo B51-80
- OS
- Win 7 x64 Home Premium (and x86 VirtualBox VM)/Win10
- CPU
- i3 370M/i7 6500U
- Motherboard
- Asus/Lenovo
- Memory
- 8GB - finally :)/8GB
- Graphics Card(s)
- it's an i3, dude!/dual Intel&nVidia
- Sound Card
- onboard
- Monitor(s) Displays
- 15.6" built-in
- Screen Resolution
- 1366x768/1920x1080
- Hard Drives
- 750GB Seagate internal
Sundry external drives attached to other computers on the local network
1TB SSD on the Lenovo
- PSU
- n/a
- Internet Speed
- as much as I can get - usually on a dongle/phone, so <1MB/s
- Antivirus
- MSE/Defender
- Browser
- IE11/12/Edge/Chrome/FF(if I must)

