Hi Artona got this from the adobe website
Manual installation on Windows®:
1. Exit Photoshop CS3 and Adobe Bridge.
2. Open My Computer.
3. Double-click Local Disk (C: ).
4. Navigate to: (Please read directory carefully)
Program Files\Common Files\Adobe\Plug-Ins\CS3\File Formats
5. Move the existing Camera Raw.8bi plug-in to another location (for example, a new folder on your desktop). Ensure you keep this version in case you need to revert back.
6. Copy the Camera Raw plug-in, Camera Raw.8bi, from the download into the same folder as Step 4.
7. Launch Photoshop CS3 or Adobe Bridge.
Link to page:
http://www.adobe.com/support/downloads/detail.jsp?ftpID=4040
Manual installation on Mac:
1. Exit Photoshop CS3 and Adobe Bridge.
2. Open the Finder.
3. Navigate to the root of the local disk (not the user's home folder).
4. Navigate to: (Please read directory carefully)
Library/Application Support/Adobe/Plug-Ins/CS3/File Formats
5. Move the existing plug-in to another location (for example, a new folder on your desktop). Ensure you keep this version in case you need to revert back.
6. Copy the Camera Raw plug-in, Camera Raw, from the download into the same folder as in Step 4.
7. Launch Photoshop CS3 or Adobe Bridge.
Link to page:
http://www.adobe.com/support/downloads/detail.jsp?ftpID=4039 