Here’s an interesting, scenario-based guide to — because let’s be honest, blocking is easy, but unblocking comes with a mix of “do I really want to?” and “how do I do this without making it weird?”
To unblock someone on WhatsApp, you can either navigate through your privacy settings to manage your entire list or unblock them directly from an existing chat window . Once unblocked, you and the contact will regain the ability to send messages, make calls, and view each other's status updates .
Open the chat with the blocked contact. Tap the three dots > More > Unblock , or simply tap the message at the bottom of the chat that says "You blocked this contact. Tap to unblock". How to Unblock Someone on iPhone