Is there a way to find self-answers with the advanced search?
Preferably, not using the data explorer and including results of all time and not just the recent ones with the new share your knowledge, Q&A-style
Currently, there is no way to search for self-answered questions with advanced search. The only option is to use the Data Explorer.
Here is a search query that I wrote, which searches all answers to your questions. It can be used to find self answers as well.