Focus on the pronunciation of folder
English definition of “folder”
/ˈfəʊldər/ noun [C]
› WORKPLACE a piece of plastic or cardboard folded down the middle and used for keeping loose papers in: She handed me a folder containing the schedule of talks.
› IT a place on a computer where files or programs can be stored: You can back up files and folders with two clicks.copy sth into a folder Download the document and then copy it into a folder on your computer. create/open/name a folder