He set the USB drive as the first boot device. Then he saved changes (usually F10) and exited. The computer restarted.
Leo was confused. “Then why do people say ‘format from BIOS’?”
“Okay,” Leo said. “I’ll just go into the BIOS and format it from there.” how to format a hard drive from bios
Leo’s computer had been acting strangely for months. It froze during video calls, crashed while saving his school project, and once displayed an error message that looked like alien hieroglyphics. He’d tried antivirus software, disk cleanup, and even yelling at the screen. Nothing worked.
Within seconds, the drive was wiped clean—no viruses, no corrupted files, no old problems. He set the USB drive as the first boot device
“Because,” Maya explained, “they really mean: boot from a USB drive to run a formatting tool before the main operating system loads. You need the BIOS to change the boot order so the computer starts from your USB stick, not the corrupted hard drive.”
The computer now launched the Windows/Linux installer from the USB. Leo chose “Repair your computer” or “Install now” and then “Custom: Install Windows only (advanced).” There, he saw a list of drives and partitions. He selected his main hard drive, clicked Format , and confirmed. Leo was confused
His tech-savvy friend, Maya, said, “You need to format your hard drive and reinstall everything. It’s a fresh start.”