You'll need a usb pen drive (2gb minimum),
Software:
"HPUSBFW" to format it and make it bootable,
"unetbootin-windows-377" - loads iso - or "WinSetupFromUSB_0-2-3" - loads dvd - to move the OS to the pen drive.
Go to bios and make the usb pen drive your 1st boot device.
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