Sure, here are the steps to subscribe to a podcast on Apple Podcasts:

1. Open the Apple Podcasts app on your iPhone, iPad, or iPod touch.
2. Tap on the "Search" icon at the bottom right of the screen.
3. Type in the name of the podcast you want to subscribe to in the search bar at the top.
4. Tap on the podcast in the search results.
5. On the podcast's page, tap the "Subscribe" button. It's usually located near the top of the page.
6. A pop-up will appear to confirm your subscription. Tap "Subscribe" again to confirm.

After you subscribe, new episodes will automatically download to your device as they become available. You can find your subscriptions by tapping "Library" at the bottom of the screen.