Unowhy Y13 Bios Password May 2026

Many users ask: "Will removing the CMOS battery work?"

No—but only partially. The Unowhy Y13 has a small internal battery for the RTC (Real Time Clock). If you disconnect the main battery and the CMOS cell for 1 hour, you will reset the BIOS settings (date, time, boot order), but the System Password (Supervisor Password) is stored in a separate, non-volatile sector. Unowhy Y13 Bios Password

To truly reset the password via battery removal, you would need to short the JCMOS1 jumper or remove the KBC (Keyboard Controller) battery. The Y13 has no such jumper. This method is obsolete. Many users ask: "Will removing the CMOS battery work

Unowhy, like Dell, Lenovo, and HP, often embeds a backdoor or master password system for school technicians. This is the only non-destructive method. To truly reset the password via battery removal,

This is a different lock. Unowhy Y13 supports ATA passwords on the NVMe drive. This is stored on the SSD controller, not the BIOS. You will need to short the SSD's PSID pins or use a manufacturer tool like nvme-cli to issue a PSID revert.

This is a clever software bypass that works if the laptop still boots into Windows (i.e., the BIOS password only appears when trying to enter BIOS setup, not during boot).

Important: This does not remove the BIOS password. It gives you administrative privileges inside Windows to later flash the BIOS.