There are many reasons to reinstall macOS. It can fix any one of several OS errors. Plus, it helps secure your Mac for sale if you need to wipe all of your data. There are a few different ways to do ...

Apple has confirmed that some M1 Mac owners may run into an error message when attempting to reinstall macOS on their new machine. If you’re one of them, there are ...

Apple is now addressing the initial problems of ARM-based Silicon "M1" Macs that erased or lost its operating system, the macOS Big Sur, after restoring and erasing the entire PC. The owners of the ...

Navigate Recovery Mode on Intel and Apple Silicon Macs for Reinstalling OS, Troubleshooting, and More Reviewed by Ryan Perian To restart an Intel Mac in Recovery Mode, hold Command+R when the computer ...

You can download old versions of macOS from the Mac App Store or as direct downloads from Apple's website. Create a bootable ...

Apple today released macOS 12 Monterey, and whenever a new operating system is released for the Mac, some users prefer to perform a clean installation. This article explains how to perform what is ...

Some Mac owners see untrusted_cert_title as an error when attempting to reinstall macOS. This problem arises when the Mac’s system clock is set incorrectly, and you ...

Our team tests, rates, and reviews more than 1,500 products each year to help you make better buying decisions and get more from technology. (Credit: Apple) As usual, a key segment of the keynote at ...

Apple has improved macOS’s upgrade process tremendously over the years. With recent releases, it’s rare something goes pear-shaped and prevents an upgrade from completing. However, you can sometimes ...

Two recent Apple KB articles of note: 106605: Mac OS X 10.1: Do Not Reinstall After Using the Mac OS X Update 10.1.1 states: "You should not reinstall Mac OS X 10.1 ...