You can stop receiving messages and calls from certain contacts by blocking them. You can also report them if you think they are sending problematic content or spam.

Block a contact

1. Press Options > Settings > Account > Privacy > Blocked > Add new...
2. Search for or select the contact you want to block.
3. Press BLOCK.

Here are a couple of alternative options for blocking a contact:

• Select the chat with the contact in your chats list, then press Options > View contact > Block > Block.
• Open a chat with the contact, then press Options > View contact > Block > Block.

Block an unknown phone number

To block an unknown phone number, you have a couple options:

• Select the chat with the unknown phone number in your chats list, then press Options > View contact > Block > Block.
• Open the chat with the unknown phone number, then press Options > View contact > Block > Block.

Note:

• Blocked contacts will no longer be able to call you or send you messages.
• Your last seen, online, and any changes made to your profile photo will no longer be visible to contacts you've blocked.
• Blocking a contact won't remove them from your contacts list, nor will it remove you from the list on the contact's phone. To delete a contact, you must delete the contact from your phone's address book.
• If you're concerned whether a blocked contact will know you're blocking them, please read this article.

Unblock a contact

1. Press Options > Settings > Account > Privacy > Blocked.
2. Select the contact you want to unblock.
3. Press UNBLOCK.

Here are a couple of alternative options for unblocking a contact:

• Select the chat with the contact in your chats list, then press Options > View contact > Unblock.
• Open a chat with the contact, then press Options > View contact > Unblock.

Note:

• If you unblock a contact, you won't receive any messages or calls the contact sent you during the time they were blocked.
• If you unblock a contact or phone number that wasn't previously saved in your phone’s address book, you won't be able to restore that contact or phone number to your phone.

Report a contact

1. Open the chat with the user you wish to block
2. Press Options and select View contact
3. Press REPORT USER.

Note:

Once reported, WhatsApp receives the most recent messages sent to you by a reported user or group, as well as information on your recent interactions with the reported user.