- Asrock Z77 Extreme4 Motherboard Manual

c. Set “Startup type” to “Disable” then Click “OK”.

C. Reboot your system.

D. After reboot, please start to install motherboard drivers and utilities.

Windows

7 64-bit:

A. Please request the hotx KB2505454 through this link:

http://support.microsoft.com/kb/2505454/

B. After installing Windows

7 64-bit, install the hotx kb2505454.

(This may take a long time; >30 mins.)

C. Reboot your system. (It may take about 5 minutes to reboot.)

D. Windows

will install this hotx then reboot by itself.

E. Please start to install motherboard drivers and utilities.

6. Finish.