What is O&O Defrag?

Don’t let a slow computer spoil your work or fun! Let O&O Defrag optimize your hard disks and you can experience speed increases of up to 100%! Regular disk defrag optimizes your PC performance!

When you defragment, the files that Windows splits up when saving documents across the hard disk are logically put back together again so that files can be quickly recognized and found by the read and write heads inside your hardware. Speed increases of up to 100% are not uncommon, and your hardware suffers much less wear and tear!

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by O&O Software

Overview

O&O Defrag for Windows-based computers optimizes hard disks. It repackages fragmented files together for more efficiency. In addition, O&O Defrag offers a myriad of functionality not found in other defragmentation software products. The functionality ranges from a fully automated defragmentation to an individual professional set up. The background monitoring helps to prevent fragmentation. Newly added and modified files are analyzed and defragmented whenever they are not being accessed.

O&O Defrag is published by O&O Software. You can find out more about O&O Defrag at its official website or at O&O Software's website.

Users on average believe that O&O Defrag's quality is good. Most users give it a rating of four stars.


How do I clean O&O Defrag?

O&O Defrag may store excess, temporary data on your computer that can take up valuable space. It may also store private data such as passwords or browsing history in the registry or on the file system. The easiest way to erase this data is by downloading AppCleaner, it is 100% free and about 1MB in size. A portable version is also available.

Clean O&O Defrag
with AppCleaner

If you want to clean O&O Defrag manually, you can follow the steps outlined below. There is one location in the file system where O&O Defrag stores data that can be cleaned.

Files

To clean your file system from files stored by O&O Defrag and to gain free disk space, examine the following file system location. First of all, open a command prompt window:

  • Hit the Windows key , usually located in the lower left of your keyboard between the Ctrl and Alt keys.
  • Windows XP/Vista/7: Click Run...
  • Type cmd
  • Hit Enter

Now list all the files stored by O&O Defrag that can be cleaned:

  1. Type dir /s %USERPROFILE%\Documents\O&O\O&O Defrag\data\reports\*
    • Windows XP: Type dir /s %USERPROFILE%\My Documents\O&O\O&O Defrag\data\reports\*

Once you have identified the files stored by O&O Defrag that you want to clean, delete them using the del command or Windows Explorer.

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