hi, I have the L15 and the same problem of the cpu chocking after BIOS update 1.26, I made a thread on the official lenovo forum https://forums.lenovo.com/t5/ThinkPad-L-R-and-SL-series-Laptops/Big-Bug-cpu-is-bridled-under-BIOS-1-27-due-to-Update-AMD-platform-chipset-code/m-p/5221558