How Can: I Unblock Someone On My Phone [upd]

Here’s a quick for a help article or FAQ entry titled:

Feature: Contact Unblocking (Built-in Phone & Messaging) What it does This feature lets you restore full communication with a contact you previously blocked. Once unblocked, the person can call you, send text messages (SMS/MMS), and leave voicemails again. how can i unblock someone on my phone