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What it can and cant do

Defraggler has many abilities, but it can't do everything. Here's a list of what it can and can't do.

Defraggler can:
  • Clean up your hard drive by defragging it
  • Defrag an entire drive, a folder, or one or more individual files
  • Defragment the freespace on your drive by gathering all the free areas into a single large freespace
  • Speed up your PC by placing pieces of files together
  • Run from a USB drive
  • Defragment drives sequentially (ctrl click the drives and press Defrag)
  • Defragment RAID drives

Defraggler can't:

  • Defraggler can't defragment multiple drives at once.