This button is disabled because renaming is not in progress or there is no starting or there is no destination folder.

Click this button to start renaming.

This button is disabled because renaming is not in progress.

Click this button to stop renaming.

Type in this area to enter the expression to be used to rename the files. For example, to insert the title of the song into the filename, type %t

Click this button to choose a different starting folder.

Drop a folder here to use it as the starting folder.