Sorry, Kal_Lam, I just uploaded this sample, did the steps, but it does not worked ;( I tested a lot of other XLSX+CSVs’ search() samples without success). I do not realize what could be wrong. Could you please, can ensure if it still works (as several months ago) or if there is some mistake?

Hi @sociedadcivilcuba , Would you mind trying the workout outlined in this post (it should work): [image] Search (appearance) not working with select_one_external Form Building Hi @MarkS , Welcome tot he community! Yes, its possible to use the search function in appearance…