Many 10th/11th gen Intel laptops (Dell XPS, Lenovo Legion) lock CPU voltage control. AMIBCP 4.53 can unhide:
AMIBCP is a Windows-based utility that modifies AMI Aptio V UEFI firmware images ( *.rom or *.cap files). Its primary function is to alter the visibility and access permissions of BIOS setup options. While a standard BIOS hides advanced parameters (e.g., memory subtimings, power gating controls, PCIe link speeds), AMIBCP allows you to "unlock" these features, changing them from Default or Suppressed to Show or User . amibcp 453 2021
Modifying your BIOS can brick your motherboard. Ensure you have a dual-BIOS motherboard, a CH341A programmer, or a clear recovery strategy before proceeding. Many 10th/11th gen Intel laptops (Dell XPS, Lenovo