The fastest way to add a contact to WhatsApp

Open WhatsApp and tap the Chats tab at the bottom. Look for the green circle with a plus sign in the bottom right corner and tap it. Select New chat. You'll see a list of contacts from your phone — tap the person you want to message. If they're not in your phone's contacts yet, tap Create new contact at the top of the list, add their name and phone number, then return to WhatsApp and select them.

That's the most direct path. But there are other ways depending on whether the person is already in your phone's contacts, whether you want to add them from a QR code, or whether you're trying to add someone who messaged you first.

Key Takeaways

  • The plus icon in the Chats tab opens a menu where you can start a new chat with any contact in your phone.
  • If someone isn't in your phone's contacts yet, you can create them directly from the new chat screen without leaving WhatsApp.
  • You can also add contacts by scanning their WhatsApp QR code, which you'll find in their profile under Settings > Profile photo.
  • When someone messages you first, their contact appears in your chat list automatically, and you can save their number to your phone later if you want.

Adding someone already in your phone contacts

If the person is already saved in your Android phone's contacts, WhatsApp will recognize them automatically. Open WhatsApp, go to the Chats tab, and tap the green plus circle. Select New chat. Scroll through the list of contacts and tap the name of the person you want to message. A chat window opens and you can start typing.

WhatsApp pulls from your phone's contact list, so anyone you've saved there will appear here. If you've saved them with multiple phone numbers, WhatsApp will show each number separately — pick the one you want to use.

Creating a new contact directly from WhatsApp

If someone isn't in your phone's contacts yet but you have their phone number, you don't need to leave WhatsApp to add them. Open WhatsApp, tap the green plus circle in the Chats tab, and select New chat. At the top of the contact list, tap Create new contact. A form appears where you can enter their name and phone number. Fill in at least the name and number, then tap Save.

After you save, you'll return to the new chat screen and the person will appear in your contact list. Tap their name to open a chat. This method saves the contact to your phone's address book at the same time, so they'll stay there even if you uninstall WhatsApp.

Adding contacts using a QR code

Every WhatsApp user has a unique QR code that makes it easy to connect without typing a phone number. Ask the person to open WhatsApp, tap their profile photo at the top left, and scroll down to find their QR code. You can scan it directly from their screen or from a screenshot they send you.

To scan it, open WhatsApp and tap the green plus circle in the Chats tab. Select New chat. Look for a QR code icon (usually in the top right of the screen) and tap it. Point your phone's camera at their QR code. WhatsApp will recognize it and open a chat window with that person. You can then save them to your contacts if you want.

When someone messages you first

If someone sends you a WhatsApp message before you've added them, their chat will appear in your Chats tab automatically. You can message them back right away without saving their number first. Their name will show as their phone number until you add them to your phone's contacts.

To save them permanently, open the chat, tap their name or number at the top, and look for an option to Add to contacts or Save contact. This varies slightly depending on your Android version, but the option is always in the contact card that opens when you tap their name. After you save, their name will replace the number in your chat list.

Troubleshooting contacts that don't appear

If someone is in your phone's contacts but doesn't show up in WhatsApp's new chat list, check that WhatsApp has permission to access your contacts. Go to your phone's Settings, find Apps or Application Manager, select WhatsApp, tap Permissions, and make sure Contacts is turned on. If it's already on, try closing WhatsApp completely and opening it again.

Another reason a contact might not appear is if their phone number is saved in a format WhatsApp doesn't recognize — for example, with extra spaces or dashes. Open your phone's Contacts app, find the person, and make sure their number is saved as a standard phone number with just digits and a plus sign for the country code if needed.

Frequently Asked Questions

Do I need to add someone to my phone contacts before I can message them on WhatsApp?

No. You can create a new contact directly from WhatsApp's new chat screen, or you can message someone who has already messaged you without saving their number first. Saving to your phone's contacts is optional and just makes it easier to find them later.

What's the difference between adding someone to WhatsApp and adding them to my phone contacts?

WhatsApp pulls from your phone's contact list — there's no separate WhatsApp contacts list. When you "add a contact to WhatsApp," you're either starting a chat with someone already in your phone, or creating a new entry in your phone's contacts. Both actions happen through WhatsApp, but the contact is saved to your phone.

Can I add someone if I only know their WhatsApp username?

No. WhatsApp requires a phone number to start a chat. If you only have someone's username, ask them for their phone number or ask them to send you their QR code, which encodes their number.

If I delete a chat, does the contact get deleted too?

No. Deleting a WhatsApp chat only removes the message history. The contact stays in your phone's address book. You can start a new chat with them anytime by opening the new chat screen and selecting their name.

Why does WhatsApp show some contacts but not others?

WhatsApp only shows contacts who have WhatsApp installed on their phone. If someone is in your phone's contacts but doesn't appear in WhatsApp's new chat list, they may not have WhatsApp yet, or they may have uninstalled it. You can still message them by creating a new contact with their number.