How to Open a File in a Different Pane in Vim with CtrlP

Assuming that you have the CtrlP plugin installed in Vim, you can start the fuzzy search by running the command: <c-p> (control + p)

When you've selected the file that you want, you can type:

<c-x> to open the file in a horizontal pane

<c-v> to open the file in a vertical pane