Run a copy job and copy your Program Files directory to the new location. Then, change the registry key for it in HKLM\Software\Microsoft\Windows\CurrentVersion. The key is named "ProgramFilesDir".
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4 reasons I use a 19-year-old app to copy and move files in Windows
Use TeraCopy to get a faster file transfer speed.
Windows Vista "virtualises" the Program Files folder to work around those bloody irritating permissions issues caused by crappy programs. Also, most programs default to this location.<BR><BR>However, ...
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