===''Test your installation''===
Finally, reboot the computer and type
into the terminal. If the vendor string contains ATI, you have installed the driver successfully. Using fglrxinfo on a system with Catalyst 10-6 and a RadeonHD 4550 returns:
OpenGL version string: 3.3.9901 Compatibility Profile Context (This line may be different depending on what graphics card and Catalyst version you are using.)
NOTE: if you don't reboot first, fglrxinfo gives an error message.
===''Just in case''===
= Issues =
== Problems Starting Xserver ==