When Apple introduced System Integrity Protection (SIP) to make your Mac more secure, it put an end to deep system tweaks. As a fallout of that, starting with El Capitan, your options for personalizing your Mac are somewhat limited. But you do have more options than you think you do. Let’s explore some of them. Of course, if you insist on having free rein to make exciting changes to your Mac, you can bypass Apple’s restrictions by disabling SIP — but you probably shouldn’t. A