As an experienced mechanic…
As an experienced mechanic with a deep understanding of the topic, having read all the comments here, I can confidently say that the best time to change your oil is after the first 500 miles. After that initial change, the next ideal time is right after the first oil change. In fact, I’m changing my oil right now as I write this comment—you never know when it might come in handy! That said, here’s a key tip: after an oil change, it’s always before the next one, so stay on top of it!