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Download bios from lenovo website https://support.lenovo.com/gb/en/
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Convert the iso to a bootable image:
geteltorito -o bios.img g2uj18us.iso
- Write to usb stick and boot
Download bios from lenovo website https://support.lenovo.com/gb/en/
Convert the iso to a bootable image:
geteltorito -o bios.img g2uj18us.iso