Whatsapp Will They Know — When You Unblock Someone On

They will once again be able to see any Status updates you post. What Happens to Old Messages? How to block and report someone | WhatsApp Help Center

If you don’t want them to know you unblocked them, avoid viewing their status or sending a message immediately. Just unblock and carry on—they’ll only realize if they actively look for you.

If you are trying to quietly unblock a contact, here is exactly what they will (and won’t) notice. 1. Instant Visual Changes

If you have these settings enabled for your contacts, the user will be able to see your Online status and the time you were last active again.