I used to be able to load all files from a main folder. Now I have to open the folder and click on internal folders (ie; Disc one) to get the flac files to appear in the Mp3tag . Any suggestions?
The Subfolders (Subdirectories) option must be enabled:
Is this a question about a Mac?
Then see also the changelog for Mp3tag 1.10.0
Added an option to include or exclude subfolders when loading files.