There's a quick method you can use to delete all of your emails from individual folders of an iPhone's Mail app. Here's how to do it.
Removing an email account does not delete it forever. It's still accessible from other devices. Alternative options include disabling the account or hiding new email alerts. This article explains how ...
To delete all voicemails on your iPhone at once, you'll have to select them one by one. You can also export the voicemails if ...