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Learn about the latest version of O&O Defrag

Go with the market leader and:

• Easy-to-Use: Ideal for beginners and professionals
• Automatic background defragmentation
• Prevents new fragmentation from ever occurring
• Defrags multiple drives simultaneously
• Increases chances of recovering lost files and speeds up your backups
• Get support for Windows® Vista®, 7, 8, 8.1 and Windows 10*

* You get a free Update to the Windows 11 compatible version under the terms of our Technology Guarantee!