This issue has been fixed in our latest release. Please update your InDesign and follow the steps mentioned in below link, for fixing this issue.
Above mentioned steps are required only once. So, that existing files are included inside search index.Anonymous commented
For me, the Search field has continued to work in the Open dialog though recent macOS versions. I can't get it to fail.
Thank you for reporting the issue to us,
We are looking into it and shall update here, soon.
Fix is available in version 13.1 of InDesign.
Please update to the latest version available to you via Creative Cloud Desktop application.
Adobe InDesign teamAnonymous commented
Yes, I also experience this in OS X 10.13.