Close the Setup window and turn off the PC. Your HDD is now completely formatted and ready.
Tap the repeatedly during startup (usually F2 , F10 , F12 , or Del ). Change the Boot Order to prioritize your USB Flash Drive . Save and Exit to reboot into the Windows setup environment. 💻 Step 3: Format the HDD via Command Prompt format hdd from usb boot
Booting from a USB is the most reliable way to gain unfettered access to your hard drive. Whether you are using the Windows Installer's "Repair" mode or a Linux-based utility, the process remains the same: boot external, access internal, wipe clean. Close the Setup window and turn off the PC
Once complete, type exit to close the Command Prompt. wipe clean. Once complete