"They closed this location"
The place has gone or never existed. A user of Organic Maps application has reported that the POI was visible on the map (see snapshot date below), but was not found on the ground.
OSM snapshot date: 2023-05-03T17:52:15Z
POI name: Arni's
POI types: building amenity-restaurant
#organicmaps

Unable to answer "What are the opening hours here?" for https://osm.org/way/534122896 via StreetComplete 50.0:

Can't find the normal opening hours because it is Christmas week.