How to wipe a lenovo laptop clean without password?

First, attempt the UEFI BIOS hardware-level secure erase. Power off your Lenovo laptop completely, then boot into UEFI BIOS using the F1 key or Novo button. Navigate to the Security menu, locate the storage erase option select your internal drive, and confirm the wipe. If successful, the process completes in under five minutes.

Once the wipe is done, install a fresh Windows OS using a bootable USB installer. Press F12 to access the boot menu, select the USB drive, and follow the setup prompts. When asked for a product key, choose "I don't have a product key"—the system will auto-activate with Lenovo’s embedded license if the laptop originally came with Windows.

This BIOS method is exclusive to most Lenovo devices, providing a technically robust, secure way to wipe a Lenovo laptop clean by ensuring data cannot be recovered.