CHIP BIOS: portátil Lenovo Thinkpad t490 (Tipo: 20N2, 20N3)

The new bios chip will NOT remove the bios password. You will need a new bios chip for the following purposes As a backup chip in case the current bios chip is corrupt. As a bios upgrade chip for advanced features such as support for newer Windows system, newer CPU, larger hard drive, more devices and fix for known bugs.

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