RPCS3 will begin compiling the necessary modules. Wait for this process to finish; it may take a few minutes depending on your CPU. 3. Why is this necessary?
Select Install Firmware: Choose the "Install Firmware" option from the dropdown menu. firmware rpcs3
Installing the official PS3 firmware is for a good RPCS3 experience. It is free, legal (as you are downloading it from Sony), and takes less than a minute. It transforms RPCS3 from a buggy experimental program into a stable console emulator capable of running titles like The Last of Us , Demon’s Souls , and Red Dead Redemption with high compatibility. RPCS3 will begin compiling the necessary modules