Process Information a0000191.dll is a file installed with the Microsoft MPEG-4 Video Codec.
Can it be disabled? Yes, it is not a critical component and can be disabled if desired.
Where is it located? The a0000191.dll file should be located in your Windows\System directory.
Where can I download it? If you are receiving an error that a0000191.dll is not found, you can download a0000191.dll.
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