![](/images/new-backgrounds/1319123/319123127x1.webp)
E. Please keep the USB flash disk installed until the system's first reboot. F. Continue to install OS by following the Windows® instructions.
5. Follow Windows® Installation Guide to install OS.
If you install Windows® 7
A. Please request the hotfix KB2505454 through this link: http://support.microsoft.com/kb/2505454/
B. After installing Windows® 7
C. Reboot your system. (It may take about 5 minutes to reboot.) D. Windows® will install this hotfix then reboot by itself.
E. Please start to install motherboard drivers and utilities.
6. Finish.
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