Method 1 Block someone from a chat
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Step 1: Open the chat
Open WhatsApp and tap the chat with the person you want to block.
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Step 2: Open their contact info
Tap their name or number at the top of the chat.
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Step 3: Tap Block
Scroll down and tap Block. You can also choose to report them.
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Step 4: Confirm
Tap Block again to confirm.
Method 2 Block a number from Settings
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Step 1: Open privacy settings
Go to Settings > Privacy > Blocked contacts.
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Step 2: Add the contact
Tap Add (or the add icon) and choose the contact to block.
Frequently asked questions
Will they know I blocked them?
WhatsApp doesn’t notify them. However, they won’t see your last seen, online status or profile photo updates, and their messages will show only one tick.
How do I unblock someone?
Go to Settings > Privacy > Blocked contacts, tap the contact and choose Unblock.
Summary
Open the chat, tap the contact’s name and choose Block.