The same Steam account will work on all platforms. Most games don't work on both Mac and Windows, though, so bear that in mind. You can find out the compatible platforms for each game on their Store page, at the bottom with system requirements. The Mac may be a better computer than a windows box, but even so, most games don’t support OS X. Even on Steam, the leader in cross-platform computer game support, most games run only on Windows.

Important: You must uninstall the old drivers before installing updated drivers to avoid driver conflicts. Steam Support assumes no responsibility for the effects that changing the driver for your video or sound card may have on your system - it is your responsibility to follow the instructions provided by the video card manufacturer to ensure the proper removal of old drivers and installation of updated drivers. Check the Versions of Installed Drivers It is recommended that you check the versions of the drivers currently installed on your system before looking for updates - please follow the instructions below to see which drivers are installed: • Go to the Start button and select Run. • Enter dxdiag and click OK to run the DirectX Diagnostic Tool. • The tool will start on the System tab - check the System Information box for the Operating System • Switch to the Display tab. In the upper left corner is a box named Device. The first three lines are the Name, Manufacturer, and Chip Type of your video hardware.

• Check the upper right-hand corner of this tab for a box named Drivers. • The second line is the video driver Version number, and the third is the Date of release. • Click 'Exit' in the lower right hand corner of the window to close the DirectX Diagnostic Tool. Use the Operating System, video card name & manufacturer, and driver version information to search your video card or computer manufacturer's site for updated drivers which will be compatible with your system. While your video hardware may meet the system requirements of the game you are playing, using outdated drivers may prevent the game from displaying correctly.

Video Card Manufacturers If you purchased a separate video card or cannot obtain the appropriate drivers through the computer manufacturer you may be able to obtain updated drivers from the manufacturer of your video card. • ATI - • Intel - • Nvidia - • Albatron - • AOpen - • EVGA - • Hercules - • LeadTek - • Matrox - • MSI - • PNY - • VisionTek - Please consult your video card manufacturer or computer assembler if you have any questions regarding the installation of updated drivers. Nvidia Notebook Video Drivers Nvidia offers notebook drivers for most of their video hardware. Please check their for the latest driver for your system. If a driver is not available or is not compatible with your system (as with some Sony notebooks), you may be able to install a modified third party driver using.

Some technical experience is necessary for installing the drivers found on this site. To download the appropriate drivers, you will need to locate your video hardware's device ID, which will be similar to the following: PCI VEN_10DE&DEV_05E3&SUBSYS_11803842 This information can be found in the display section of the application. A quickstart guide can be found. Office professional plus 2013 for mac. ATI Notebook Video Drivers ATI does not directly offer drivers for notebook hardware. Please check your Notebook manufacturer's website for updated drivers.

If current drivers are not available, you may be able to download modified third party drivers from. A step-by-step installation guide can be found be scrolling down on that page. Sound Card Manufacturers • Audiotrak USA - • Creative Technology - • Hercules/Guillemot - • M-Audio - • Philips Electronics - • Realtek - • Terratec Promedia - • Turtle Beach - Pre-Built System Vendors If your machine was assembled as a complete system and you have not upgraded or modified the video card, it is recommended that you visit the system assembler's website. Listed below are some common computer manufacturers: • Acer America - • Alienware - • Compaq - • Dell - • eMachines - • Gateway - • Hewlett Packard (HP) - • IBM Corp. - • NEC - • Sony - • Toshiba - Other Important Drivers Many games require updated versions of other software for your computer. Commonly updated programs are listed below: • Microsoft DirectX - • Microsoft Visual C++ for 32-bit machines - • Please install the 32-bit version on 64-bit systems as well. It has been known to correct certain issues • Microsoft Visual C++ for 64-bit machines - • Nvidia PhysX.