We Had an LXQt Garuda version for some time, but it was dropped because of a lack of a maintainer. I quite liked the LXQt Garuda version for use on old hardware.
Feel free to step forward if you want to revive the LXQt version.
See an old review:
The last version offered might still be available for download at:
You could possibly test out the deprecated LXQt live version if it downloads properly. However, I wouldn’t recommend attempting to install an ISO so outdated. If you were so inclined, you could try basing a new version off the old ISO, but there have been a ton of major changes since then.