Thank you for choosing O&O Defrag!
O&O Defrag activates the hidden performance of your computer and packs file fragments efficiently and securely together. O&O Defrag gives you everything from fully automated defragmentation to a professional set up: everything a good defragmentation software should give you.
We sincerely hope you are satisfied with our new O&O Defrag and that you will be able to maintain your optimal system performance like million other users worldwide.
Your O&O Software Team
Note: As a result of regular program updates, some information in the printed manual may vary from that found in Online Help. For this same reason, there may be slight differences in the presentation of the program’s interface.
Read next:
- About O&O Defrag 19
- System requirements
- Installation
- Screen Saver
- Online registration
- Getting started
- User Interface (GUI)
- Schedule defragmentation at regular intervals
- Status reports
- Check drive
- O&O ClusterInspector
- Determine file position
- O&O DiskCleaner
- Zone filing
- Settings
- Technical information
- TRIM Compatibility
- Recommendations and FAQs