If you’re having trouble getting Lightroom to respond, there are a few things you can check. First, make sure your computer is up to date and has the latest software installed. If you’re using a Mac, make sure you have the latest version of OS X installed. Next, make sure your Lightroom installation is up to date. If you’ve recently upgraded your software or hardware, it may not be compatible with your current version of Lightroom. Finally, if you’re using a subscription service like Adobe Creative Cloud, make sure your subscription is current and that all of your devices are registered with the same account. ..