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 ...

Users sometimes scoff or cringe at the notion of reinstalling the system. But consider this: on the one hand, system software is complicated, and the source of problematic system behavior can be ...

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 ...

While instructions are available to remove the latest malware threats for OS X, some may choose to simply reinstall OS X and start from a clean slate. Topher, an avid Mac user for the past 15 years, ...

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 ...

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 ...

It sounds like you might need to create an installation CD somehow. I don't know how you would do that on the PC.

Along with the shift to Apple Silicon, performing things like a restore is different with M1 Macs compared to their Intel predecessors. Follow along for a look at how to revive and restore M1 Macs, ...

New Mac computers are causing problems for some users who tried to reinstall OS X or restore their computers from a back up. The problem stems from a permissions issue that occurs when the Mountain ...

-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 ...

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.