org-goto-auto-isearch

org-goto-auto-isearch is a variable defined in `org.el'.
Its value is

t

Documentation:
Non-nil means typing characters in `org-goto' starts incremental search.
When nil, you can use these keybindings to navigate the buffer:

q Quit the org-goto interface
n Go to the next visible heading
p Go to the previous visible heading
f Go one heading forward on same level
b Go one heading backward on same level
u Go one heading up

You can customize this variable.