Windows is unable to boot. The error UNMOUNTABLE_BOOT_VOLUME (0x000000ED) occurs when attempting to boot Windows from the hard drive.
Several options in the Settings app cannot to be turned On or Off (grayed out). This is usually caused by a wrong setting or a few wrong registry values.
When casting your PC screen to another PC or connecting your phone to a PC using Windows Continuum, you might run into a few errors.
A few quick steps to turning off High Contrast in either Windows 7, 8 or 10.
The Family Safety feature stopped tracking time or enforcing the curfew on one or more user accounts.
When copying files from one location to another, the copy speed is much lower than intended. This is because the system is reading back the files to the original location while it's copying/