You are booting in Legacy mode. Make sure your USB boots as UEFI: USB Drive (not just "USB Drive"). In your boot menu, select the option with UEFI in its name.
Since direct Microsoft links are largely retired, users often turn to these sources: Download Windows 7 Uefi Iso
Windows 7 may have reached its End of Life (EOL) in January 2020, but millions of users and enterprises still rely on it for legacy software, industrial hardware, or personal preference. However, installing Windows 7 on modern computers presents a unique challenge: instead of the old BIOS. You are booting in Legacy mode