download bios password recovery tool. Then boot your computer with floppy disk if it is possible. latest computer dont have floppy drive so use usb bootable bios password recovery tool.
"cmos battery and jumber pin are used on older motherboard and that is for desktop computer. for new laptop or computer only way is to boot your system with bios password recover tool. you can use usb bootable cd dvd.
or go to motherboard repairer shop that can reset it.
Tell me can your system boot with usb or lan boot. which booting option is possible on your system"
