.MSU file format which is standard compressed archive file and contains update metadata files and payload.Just follow this simple steps to Unpack this setup file.

Steps:
1.Open the command prompt as administrator and type the following.
Example of using this code


By this code above the windows update.msu is extracted to folder ihackpc in c drive

Note:
How to extract .exe files

The extraction of this can also be done with a software known as Universal extractor,which is a freeware,By this file we can extract almost all type of compressions.Just follow simple steps as below to extract .msu, or .exe.
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3.Add installer file directory and destination directory and click ok.

Thus we get the unpacked .exe and .msu files

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