update README

README.md

@@ -9,10 +9,10 @@ It is inspired by [tmux](https://github.com/tmux/tmux/) choose-tree accessible w
 ## Usage
 
 - Up/Down k/j arrow keys to navigate
-- Left/Right h/l to fold/unfold sessions to reveal tabs
-- `x` to delete selected session
-- `Enter` to switch to selected session or tab
-- `1-9` `A-Z` to switch to session or tab without navigating
+- Left/Right h/l to fold/unfold to reveal tabs/panes
+- `x` to delete selected session (tab/pane deletion not supported yet)
+- `Enter` to switch to selected session/tab/pane
+- `1-9` `A-Z` to switch to session/tab/pane without navigating
 
 ## Installation