There are a number of third-party software and hardware products that are incompatible with Mac OS X 10.5.x (Leopard). Incompatibility can mean many different things. It can mean: a product loses some ...

Until recently if you wanted to upgrade (or downgrade) old Mac to Mac OS X Lion (from 2011) or Mountain Lion (from 2012) you needed to pay Apple and the company would send you a special download code ...

Make sure your hard drive is in good shape: Boot from the OS X Install CD and run Disk Utility's Repair Disk function (or use a third-party drive utility such as DiskWarrior or TechTool Pro). When ...