Don't worry, Adobe provides a very convenient :
Opening raw files (.CR2, .NEF, .ARW) from supported cameras results in "Unsupported File Format" errors.
Extract the Camera Raw.8bi file from the installer using a zip extraction tool. Navigate to your Photoshop plug-ins folder: download adobe camera raw 911 photoshop cs6 for windows link
Follow these steps to manually update the plugin on your Windows machine:
Adobe Camera Raw 9.1.1 is the final version of the Camera Raw plugin supported by Photoshop CS6 [1, 2]. Upgrading to this version ensures maximum compatibility with older raw image formats within your Creative Suite 6 environment [2]. Direct Download Links for Camera Raw 9.1.1
Camera Raw 9.1.1 represents the absolute end of updates for Photoshop CS6. Cameras released after July 2015—such as the Canon EOS 5D Mark IV, Nikon D850, or Sony A7R III—are not supported by this plugin. How to Use Newer Cameras with Photoshop CS6 Don't worry, Adobe provides a very convenient :
A specific issue with ACR 9.x on CS6 for Windows involves "Droplets" (executable drag-and-drop batching scripts). If the user attempts to use a droplet created in CS6 with ACR 9.1.1 installed, the droplet may fail to launch or process files. This was never patched for CS6. Users requiring droplet functionality may need to downgrade to ACR 8.7.1.
Double-click the downloaded CameraRaw_9_1_1.exe file. Adobe Camera Raw 9
Open the extracted folder and double-click CameraRaw_9_1_1.exe or the setup utility.