How to boot from usb

[Windows 10]

I have a hp pavilion windows 10 I bought in 2016... I was hacked over Thanksgiving and I cannot get into my computer. I HAVE all my data backed up but, I am locked out of the computer. I have a windows 10 iso and I want to replace the hacked OS with the iso. I can't get the laptop to boot from the iso and I would like some information on how I can do this from bios... since I can get into that?

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