If you got bitten by the Intel BIOS (Boot) Guard, you can follow these instructions to reverse the damage. If you corrupt your BIOS, you can fix it by flashing a working ROM directly into the EEPROM chip either with a Raspberry Pi or a specialized programming device. In the BIOS, set Security - Intel (R) SGX - Intel (R) SGX Control to Disabled. Note: before flashing, you have to disable the Intel BIOS guard or risk bricking your laptop. See Flashing BIOS from Linux for details on how to install the BIOS without an optical drive the geteltorito AUR method is known to work on the T570. , which can affect you even if you do not use thunderbolt. Install this BIOS update (or a newer one) to fix a serious bug concerning hyperthreading and issues with thunderbolt Make sure that Secure Boot is disabled in BIOS Setup. Reason: Lacks a hardware and function keys table (Discuss in Talk:Lenovo ThinkPad T570) Hardware
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