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 ...

If you have many files on your hard drive and have extensively used it (i.e., updating your system many times), you may not be able to install Boot Camp and will get ...

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 reasons why you might want to reinstall macOS (or even Mac OS X). Perhaps your Mac is working erratically and you think that a clean install of the operating system might fix the issue ...

Recently, a friend of mine requested help in solving a printing problem in Mac OS X. The road to the solution led me to reflect, yet again, on the nature of troubleshooting Apple's OS [Note: If you ...

Apple’s decision to not include a USB Stick containing a copy of Mac OS X Lion for system recoveries with the new Mid-2011 MacBook Air might be causing the company a bit of a public relations issue ...

Specifically it seems the issue arises if you erase/restore your Mac before upgrading to macOS Big Sur 11.0.1. If you erased your Mac with Apple M1 chip before updating to macOS Big Sur 11.0.1, you ...