Not every program considered user-friendly is accessible.
Disks often develop some errors and bad sectors. The chkdsk utility is there to detect them and repair.
It is important to always keep an eye on your data.
You should regularly clean up your system for excess junk and to save space.
Schedule important tasks to be run on your Windows platform to avoid problems caused by forgetfulness and oversight.
You should only run programs as an administrator on Windows when you show that you are indeed responsible.
While NVDA is a powerful screen-reader, you can enhance its functionality with Addons