Because official Adobe pages often redirect to the newest version (ACR 18+), community experts point to these reliable archives: Update Camera Raw for Bridge CS6? - Adobe Community
Convert your new raw files (.CR3, .NEF, .ARW) into the format. adobe camera raw 911 download verified
If you cannot get the verified version working, consider these legitimate alternatives that can open your raw files. Because official Adobe pages often redirect to the
As a final release, it is exceptionally stable for legacy workflows. Where to Download (Verified Sources) As a final release, it is exceptionally stable
Adobe Camera Raw 9.1.1: The Essential Guide and Final Download for CS6 Users
If you are using a camera released after 2015-2017 (such as the Nikon D850 or Canon EOS R series), even Camera Raw 9.1.1 will not support its files. In this case, you should download the latest free Adobe DNG Converter to convert your raw files into the DNG format, which CS6 can then open.