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 ...

We assume this means that when a 10.1.1 update (or whatever the next update will be called) comes out, you will not be able to install the update unless you have previously installed this Security ...

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 ...

The Mac OS X Lion operating system includes a recovery utility that you can use to reinstall the operating system if necessary. If you have a partitioned hard drive, you simply need to select the ...

MacOS includes a recovery partition that allows you to easily erase all data on your Mac and reinstall your OS without an installation disc. In this article we will show you how to reinstall Mac OS ...

Apple is shipping Mac OS X 10.7 Lion via the Mac App Store so how will you reinstall Lion without a DVD or USB stick? Here’s one way you can do it, but it might not be the best way. The Lion ...

How to access your Mac's recovery partition Here’s how you can boot into Mac OS X Lion’s recovery partition in case you need to reinstall Mac OS X, restore from a Time Machine backup or just figure ...

Apple rolled out OS X Lion this morning as well as several new Mac Mini and MacBook Air models. And they have a very cool new system recovery option: You can ...

-system -<BR>Powermac 5500/225<BR>OS 8.0<BR><BR>This will boot without extensions. Without bypassng them, the OS starts to load from either the CD or from the HDD but stops before any extensions ...

If you ever need to restore the entire contents of an OS X Lion startup drive, or just perform a reinstall of the OS, you’ll find that there are numerous ways to accomplish these tasks. In fact, there ...

My friend was wiping my Mac so I could sell it and I’m pretty sure they’ve deleted the start up disk? It’s not letting me reinstall the OS on a recovery startup. She wonders about a fix. There are a ...

Now here’s a bizarre headscratcher. A reader’s Mac Pro was upgraded from Snow Leopard to Lion, then refused to subsequently boot off the Snow Leopard DVD to reinstall the older OS on another drive.