If you are encountering Update Error U43M1D204, see this article.
If you still haven't been able to successfully update the Camera Raw plug-in for CS6, CC, or CC 2014 Adobe applications, use the installers below.
Download the appropriate file below, and then follow these instructions:
Camera Raw plug-in (Windows)
Exit from your Adobe applications.
1.Double-click the downloaded CameraRaw_9_0.zip to unzip it. Windows might unzip the file for you.
2.Double-click the resulting CameraRaw_9_0.exe file to start the installer.
3.Follow the onscreen instructions.
4.Restart your Adobe applications.