Is there a way to find photos that have some tags but do not have other tags? For example, suppose I have two tags - "flowers" and "Delaware". How can I find all photos of flowers except those that were taken in Delaware?
In Lightroom Classic this is easy, because searching for '!keyword' (so the keyword with an exclamation mark in front of it) means 'does not contain this keyword'. You can also search for 'does not contain' with filters and with a smart collection, so you have many ways to achieve this: