Adobe generally releases updates of the Adobe Camera Raw plug-in and Lightroom to provide new camera support about once a quarter, or about every 90 days.Feel free to drop us request or vote for specific camera support on our Feedback Site.
If you had previously used Brackets, your cache may have information that is conflicting with the most recent version. Please verify that you've downloaded the correct build. Some (but not all) Live Development features require a node server, which means being in the current project, so make sure the files that you want to use with Live Development are in the current project.
Another option is to use a tool such as Revo Uninstaller to uninstall Chrome.
Try leaving an extra blank tab open in the instance of Chrome that is launched by Live Preview.
If chrome is not configured to automatically update to the latest version, then be sure to check for updates.
It usually works with current beta, dev, or canary versions of Chrome, but if you are having a problem switch back to stable Chrome before opening an issue.
I get a myriad of questions about camera support in Photoshop and Lightroom so I thought I’d try and answer them in this blog post.