Windows - Disk Diagnostic Tools

This document explains how to use Check Disk and Disk Defragmenter in Windows.

Frequent system crashes and freezes, or noticeable decreases in system performance can often be attributed to a poorly maintained hard-disk.

This will be especially relevant to FAT32-formatted drives, though NTFS-formatted drives can also benefit from these procedures. Scandisk and Disk Defragmenter are two hard-drive maintenance tools included on Windows operating systems to help provide optimal disk performance.

Check Disk

Additional Check Disk Notes

Disk Defragmenter

Additional Disk Defragmenter Notes