Guide to PlunderVolt: Unlock Undervolting on Intel 11th Gen Acer Predator Helios 300

Posted by u/aloofmaster at The main thing that has changed with the new BIOS versions that are being pushed out is that Acer now enables the “Overclocking Lock” to prevent modifications to core voltage and turbo boost ratios from within windows regardless of privilege. This prevents any voltage modification using any Windows software such as Throttlestop. To undo this change we need to first find out the specific location of the bit that enables and disables the OC lock, then use a tool to go in and modify the BIOS to disable the OC lock Explanation and video at