Well it should.
If the image is older than 2 years, just reimage with a fresh image …
( For Beginners - How to Get Back Existing Station Number in A Fresh Install)
Otherwise make sure that /dump1090-fa works, maybe you have the IP wrong?
Show the error, “does not work” can have multiple reasons.
You can check the lighttpd log if you want:
Debug commands · wiedehopf/adsb-wiki Wiki · GitHub