Editing the top-secret Arrowheads.ai file

- [Instructor] In this movie I'll show you…how you can symbols to create custom arrowheads…inside Illustrator.…And this is a really old school trick.…It dates back to Illustrator 6.0,…but it works just as well today.…And when I say custom arrowheads…I mean arrowheads that you can apply from the Stroke panel.…So for example, let's say I select this line right here…and I click on the word Stroke up here in the control panel…and I click on this first Arrowheads option.…You can see that by default I have a very long list…of arrowheads, 39 in all.…

And I can select any one of them to apply it to,…in this case, the beginning of the path.…Now while 39 arrowheads is a lot,…that doesn't mean that any one of them is necessarily…gonna be the arrowhead that you're looking for.…In which case, you can create custom arrowheads of your own.…And here's how it works.…The first thing you need to do…is locate the arrowheads file.…So here on the PC you follow this path right here,…so you go to the C drive presumably,…assuming that you installed Illustrator on your C drive,…