The following chapters will explain how you can use O&O Defrag after it has been successfully installed. Start O&O Defrag using Start/All Programs/O&O Software/O&O Defrag. Online Help can be displayed by clicking Help or using the F1 key.
![O&O Defrag main view](/oocontent/uploads/oo-defrag-main-view.png)
O&O Defrag main view