Use 'R' to rename a single file with the current filename put in place for user to modify.

[lwilletts]

[hinojojojo]

uuu I would love if fff had this feature

[bogdan-the-great]

Hi! I added this ability in my fork of fff. You can move around with arrow keys, delete every character from filename and filename is added for you to edit, not to write again. Also I added shortcut - ctrl + a which moves cursor to the beginning of the filename. Hope this helps!