Thanks to OpenCore Legacy Patcher, i have upgraded my MBP 4,1 from Catalina to Big Sur. Performance is much greater compared to Catalina. But at the same time, this upgrade bringed a confusing question to my mind. To my knowledge, my machine is using an Intel ICH8-M AHCI SATA Controller which is...
(macbook pro 15 inch, late 2008 2.4 GHz)
I reapplied the thermal paste for my macbook pro- have (had?) zero experience with messing around w/ the board so may not have been the best idea. I somehow managed not to brick it and it now runs 20 c cooler- but the back light for the keyboard does not...