The atiu9pag.dll file is responsible for the proper usage of many computer games. When this file does not work correctly, many of the games will also fail to authenticate and the user will be unable to play the game(s). The file is used in the PowerXpress Vista User Mode Driver and it is created by Advanced Micro Devices (also known as AMD).

atiu9pag.dllFile name: Atiu9pag.dll
Publisher: AMD
Product: PowerXpress Driver
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