How to customize podcast information like the name, artwork, categories, ...?

Sometimes RSS feeds may contain invalid or missing information.
Using the app Custom Settings screen you will be able to override some of those information like the podcast name, artwork, category, ...

In order to access to the Custom settings screen you need to long press on a podcast and then select the 'Custom Settings' entry.
You can also also open it from an episode list screen or the episode description screen using the toolbar menu button and selecting 'Custom Settings'.