I was just noticing that the Preflight Panel still does not have newer font types listed, while still listing old non-supported font types.
It would be nice if it listed OpenType SVG and OpenType VAR fonts and dfonts among the many types of fonts it can look for.
The last discussion of this appears to be about 2 years ago:
Options to find fonts in Preflight
The Preflight panel is a great tool for designers and should be kept up-to-date.
Here is the UserVoice for the matter:
Be sure to upvote this useful feature!