Mac OS Classic
Before Apple released their new and shiny Mac OS X (Mac OS 10) we used to use other versions of Mac OS which is called Mac OS Classic now. The whole architecture and the design was quite different but you…
MacMeUp
What is Rosetta?
When Apple transitioned from PowerPC architecture to Intel back in 2006 they developed a dynamic binary translator called Rosetta. Rosetta made the transition from PowerPC to intel possible by dynamically translating instruction set architectures from one architecture to another. Rosetta…
What is SIP?
System Integrity Protection (SIP) in macOS protects the entire system by preventing the execution of unauthorized code. The system automatically authorizes apps that the user downloads from the App Store. The system also authorizes apps that a developer notarizes and…
macOS Monterey 12.5.1
Apple just released macOS Monterey 12.5.1 update. This update will improve macOS Monterey’s security and it is recommended for all Monterey users. For more information on the security content of this update you can visit
iOS 15.6.1, iPadOS 15.6.1
Apple released iOS 15.6.1 and iPadOS 15.6.1 with minor bug fixes. These updates will improve performance on supported devices and fixes some minor bugs.
macOS USB Installer
There are several applications and guides on how to create a UBS installer disk for macOS but I personally always use ‘createinstallmedia’ command in Terminal which is recommended by Apple. You will need a USB disk drive with 16 GB…
Unsupported Mac?
With the latest release of macOS versions Apple drops support for older Macs. This usually happens because of the incompatibility of the new versions of macOS and older hardware. Luckily there are few ways to install newer version of macOS…