'color healing', type the phrase in the search bar. When you are looking for an exact phrase in the content of a file, e.g. The PDF Expert search mechanism uses 'And' logic. Search results are split between folders and you can see the results in the current folder.
Enable the File Content Search (PDF Expert settings > File Content Search) to be able to run searches to find specific words in the content of PDFs. Once you open the app, you can use File names or Content search.
You can also use Search in your list of Outlines, Bookmarks, and Annotations. There are several types of Search in PDF Expert: file manager search and search in the opened file.
