Change your download settings for Podcasts on iPhone
Podcasts you follow are automatically downloaded to your Apple device. Episodes you’ve played are automatically deleted from your device. You can change those settings, and adjust other download options.
Turn automatic downloads on or off
Go to Settings
> Podcasts.
Turn Enable When Following (under Automatic Downloads) off or on.
Tip: To automatically download a particular podcast, open the Podcasts app , touch and hold the show’s artwork on the Library screen, tap Settings, then turn on Automatic Downloads.
Remove downloaded podcasts after you listen to them
Go to Settings
> Podcasts.
Turn on Remove Played Downloads (under Episode Downloads).
Or, to adjust this setting for a particular podcast you follow, touch and hold the show’s artwork on the Library screen, tap Settings, then turn on Remove Played Downloads.
Limit how much cellular data is used when downloading podcasts
Go to Settings > Podcasts, then choose any of the following:
Block downloads over cellular data when downloading podcasts that you follow: Turn on Block Downloads Over Cellular.
Ask to be notified when an episode will use cellular data to download: Tap Cellular Downloads, then choose an option.
Turn off automatic syncing across Apple devices
By default, your podcasts are kept up to date across all of your Apple devices. You can turn off this setting.
Go to Settings
> Podcasts.
Turn off Sync Podcasts.