If your Mac still has the original mechanical Hard Disk Drive (HDD), modern macOS versions will run painfully slow.
Follow the standard macOS installation prompts. It is often recommended to use to erase your internal drive for a "clean" install. jailbreak macbook pro 2012
Follow the on-screen prompts and select your internal SSD as the destination. Your Mac will reboot several times during this process. Step 7: Install OpenCore Permanently to the Internal Drive If your Mac still has the original mechanical