Asus D520MT (BM2CD) User Manual page 78

d) Select the USB storage device and click Next.
if the USB storage device is not displayed. Click Yes to clear the
e) Click the refresh icon
contents on the USB storage device and create a bootable USB device.
The USB storage device will be formatted, so ensure that you have backed up your data from it.
f) Once completed, click OK to finish.
Windows® 7 OS disk to ISO file
a) Select Windows 7 OS disk to ISO file then click Next.
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