You can rename both takes and comps.
Click the arrow in the top right of the take folder, then choose the take you want to rename from the pop-up menu.
Click the arrow in the top right of the take folder, then choose Rename Take from the pop-up menu (or use the “Rename Take or Comp” key command).
Type the new name in the dialog that opens, then click OK.
Tip: You can also click a take region with the Text tool, and type a new name in the text input field that appears.
Click the arrow in the top right of the take folder, then choose the comp you want to rename from the pop-up menu.
Click the arrow in the top right of the take folder, then choose Rename Comp from the pop-up menu (or use the “Rename Take or Comp” key command).
Type the new name in the dialog that opens, then click OK.