How do I install a new copy of Windows 7 with a bootable USB?

I get stuck on the install guide which claims there is no "driver" to be found.

I ve tried including Intel Chipset Manager and Driver in the USB drive - something to do according to http://superuser.com/questions/873781/windows-7-install-load-driver-error-lenovo-laptop - but I might not have understood how to do that properly.

The existing OS on the computer is Linux. And the computer model is Lenovo Y50.

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