How do I prevent double list from showing?

[Yuki.O]

GOAL:
Same title should not be shown more then double, which means I don’t want to see more than one with the same title.

PROBLEM:
here

[theadaloguy]

The easiest way is to stop people from adding the same thing twice to the database in the first place. There isn’t an easy list filter method to remove duplicates. Here are some videos on preventing duplicates being added:

Adalo Prevent Duplicate Records & allow user to update existing record instead.

Adalo Hints: how to prevent from creating duplicate records in the collection

[Yuki.O]

Hi @theadaloguy

Thank you so much, so helpful, thank you.