Updating your Graphics Card drivers

Find out what graphics card you have installed: Open Device Manager. Look under Display adapters to find out who the manufacturer of your graphics card is. You can download the latest drivers from these links: NVIDIA: http://www.nvidia.com/Download/index.aspx AMD / ATI : http://support.amd.com/us/gpudownload/Pages/index.aspx Intel: http://www.intel.com/p/en_US/support/detect

Enable Journaling on your hard disk

In the dock, click the Finder icon (smiley face). Click Go (at the top), then Utilities and open Disk Utility. On the left, click on Macintosh HD (or whatever the name is of your main hard drive). Then at the top of the Disk Utility window, click Enable Journaling.