Not every question will be answered, we don’t reply to email, and we cannot provide direct troubleshooting advice. If not, we’re always looking for new problems to solve! Email yours to including screen captures as appropriate, and whether you want your full name used. System Software 5 also marketed as System 5 System Software 6 also marketed as System 6 System 7 System 7.5.1 was the first to refer to itself as Mac OS, Mac OS 7.6 was the first to be branded as 'Mac OS' Mac OS 8 Mac OS 9 Mac OS 9.2. We’ve compiled a list of the questions we get asked most frequently along with answers and links to columns: read our super FAQ to see if your question is covered. This Mac 911 article is in response to a question submitted by Macworld reader Amma. Here are the links to find system requirements for Lion and later: If you can only find an installer that upgrades from an existing OS X or macOS release, you may have to install a later version, often 10.6.8, before using the upgrader. Monterey is the second OS to support Macs using ARM technology (M1 and M1 Pro). Hardware Requirements: RAM requirement 4GB. macOS v12 (codename Monterey) is the latest version of the operating system for Apple computers. Personal computers started with 8-bit CPUs, Macs started out with a 24-bit operating system, and 32-bit computing is starting to give way to 64 bits. The Road Ahead: 64-bit Computing, Dan Knight, Mac Musings, 2009.08.19.
Finding some of these Mac updates is tricky, but our colleagues at Macworld UK have a rundown of how to find downloads for OS X and macOS releases over the last decade. Which Mac operating system is the best is a topic of numerous debates among Apple fans. Although Apple is promoting ‘Snow Leopard’ as a fully 64-bit operating system, it defaults to running in 32-bit mode.