Battle.net

• Even new computers can have out-of-date drivers, since updates are released routinely -- sometimes as often as every month.
• Some games and programs might run fine on a system with old drivers, but this can still create  technical issues with specific games or programs.

PC

Steps to identify your video card and driver version:

1. Click on the Start button and select Run. (For Vista/7 Users, press the Windows Key (the key with the Windows logo on your keyboard) + R (at the same time) and skip to step 3)

2. Type in DxDiag and click OK.

3. After the DirectX Diagnostic Tool loads click on the Display tab.

4. Your video card Name and Manufacturer will be listed in the Device section.

5. The version of the driver you have installed should be listed under the Driver box next to the word Version.

6. Go to the driver manufacturer's website to obtain the most up-to-date driver. Contact the card manufacturer for assistance with updating the driver. If the computer is under warranty, contact the computer manufacturer.

Steps to identify your sound card and driver version:

1. Click on the Start button and select Run. (For Vista Users, press the Windows Key (the key with the Windows logo on your keyboard) + R (at the same time) and skip to step 3)

2. Type in DxDiag and click OK.

3. After the DirectX Diagnostic Tool loads, click on the Sound tab.

4. The version of the driver you have installed should be listed under the Driver box next to the word Version.

5. Go to the driver manufacturer's website to obtain the most up-to-date driver. Contact the card manufacturer for assistance with updating the driver. If the computer is under warranty, contact the computer manufacturer.

Steps to identify your network card and driver version:

1. Click Start.

2. Click Control Panel. If there is an option to Switch to Classic View, do so.

3. Click System.

4. Click the Hardware tab, then click the Device Manager button.

5. Expand the Network Adapters category. Make note of the network card name and model listed.

6. Double-click on the network card listed.

7. Click the Driver tab and make note of the driver Date and Version.

8. Go to the driver manufacturer's website to obtain the most up-to-date driver. Contact the card manufacturer for assistance with updating the driver. If the computer is under warranty, contact the computer manufacturer.

Steps to identify your DirectX Version:

1. Click on the Start button and select Run. (For Vista/7 Users, press the Windows Key (the key with the Windows logo on your keyboard) + R (at the same time) and skip to step 3)

2. Type in DxDiag and click OK.

3. Click System.

4. In the System Information section, look for the DirectX Version.
   Windows XP: DirectX 9.0c should be installed.
   Windows Vista: DirectX 11 should be installed.
   Windows 7: DirectX 11 should be installed.

5. If you version of Windows does not match the version of DirectX listed in Step 4, you will need to update it to play World of Warcraft properly.  You can download and install the latest version of DirectX.

Mac

• Mac users must check for software updates.