Adding a person to a group text depends on your phone and which messaging app you use
On iPhone, you open the group conversation, tap the group name at the top, scroll down to "Add Contact," and select the person you want to add. On Android with the default Messages app, you tap the three dots in the top right, select "Add person," and choose who to add. If you use WhatsApp, Messenger, or another third-party app, the steps are different — each app has its own way of managing group members. The person you add will see all future messages, but they won't see the conversation history from before you added them.
The exact location of the button or menu option changes between phones and apps, which is why many people get stuck. This guide walks you through the most common setups so you can find the right button on your device.
Key Takeaways
- iPhone users tap the group name at the top of the conversation, then scroll to find "Add Contact" and select the person to add.
- Android users with the default Messages app tap the three-dot menu and select "Add person" to choose who joins the group.
- WhatsApp, Messenger, and other apps have different steps — look for "Add member," "Add participant," or a plus icon near the group name.
- New members see only messages sent after they join, not the full conversation history.
- Some group texts have a limit on how many people can be added, which varies by phone type and messaging service.
Adding someone on iPhone
Open the group text conversation you want to add someone to. At the very top of the screen, you'll see the group name or the names of the people in the group — tap that area. A menu will slide up from the bottom showing all the current members.
Scroll down in that menu until you see "Add Contact." Tap it. Your phone will show your contacts list. Find the person you want to add and tap their name. They will now receive all future messages in that group. If you want to add more than one person, repeat this step for each person.
If you don't see "Add Contact," make sure you're in a group text with at least three people. Regular two-person text conversations don't have an add option — you have to start a new group instead.
Adding someone on Android with the default Messages app
Open the group conversation. Look at the top right corner of your screen for three vertical dots (sometimes called a menu button). Tap those dots. A dropdown menu will appear with several options.
Look for "Add person" or "Add participant" in that menu and tap it. Your phone will show your contacts. Select the person you want to add. They'll be added to the group and will see all new messages going forward.
If you're using a different messaging app on Android — like Samsung Messages instead of Google Messages — the steps may be slightly different. Look for a plus icon or a button labeled "Add" near the group name or in the top menu.
Adding someone in WhatsApp
Open the group chat. Tap the group name at the top of the screen. A group info page will open showing all current members and group settings.
Look for "Add participant" or a plus icon. Tap it and select the person from your contacts. They will be added to the group. WhatsApp will send a message in the group chat letting everyone know that the new person has been added.
Note: WhatsApp groups have a limit of 256 members. If you're trying to add someone and can't find the option, the group may have reached that limit.
Adding someone in Facebook Messenger
Open the group conversation. Tap the group name at the top. The group details page will open.
Look for "Add people" or a plus icon next to the member list. Tap it and select the person you want to add from your contacts or friends list. They'll be added immediately and will see all future messages.
What the new person will and won't see
When you add someone to a group text, they only see messages sent after they join. They cannot see any of the conversation that happened before they were added. This is true across all phones and messaging apps.
If the group has been talking about something for weeks and you add a new person, they won't have that context. You may need to catch them up manually by explaining what the group has been discussing. Some people find this frustrating, so it's worth letting the group know you're adding someone new and giving a quick summary if the conversation is important.
Troubleshooting: why you can't add someone
If you tap the add button and nothing happens, or if you can't find an add option at all, check these common problems. First, make sure you're in a group text with at least three people. If it's just a two-person conversation, your phone won't let you add a third person — you have to create a new group instead.
Second, check that the person you're trying to add is actually in your contacts. Some messaging apps won't let you add someone unless their number or username is saved. If they're not in your contacts, add them first, then try adding them to the group.
Third, if you're using a third-party app like WhatsApp or Messenger, make sure the person you're adding has that app installed. You can't add someone to a WhatsApp group if they don't have WhatsApp, for example.
If you're still stuck, try closing the app completely and opening it again. Sometimes the add button doesn't appear until you refresh the conversation.
Frequently Asked Questions
Can I add someone to a regular text conversation with just two people?
No. Two-person texts are not group texts, so you can't add a third person to an existing conversation. You'll need to start a new group text that includes all three people. On iPhone, create a new message and add both people. On Android, do the same in your Messages app.
Will the new person see old messages from before they joined?
No. They will only see messages sent after they are added to the group. If the group has been discussing something important, you may want to fill them in separately so they understand the context.
What if the person I want to add doesn't have the same messaging app?
If you're using WhatsApp, Messenger, or another third-party app, the person must have that app installed to be added. If they don't have it, you can add them to a regular group text instead, or ask them to download the app first.
Can I remove someone from a group text after I add them?
Yes. Open the group, tap the group name or info, find the person's name in the member list, and look for a remove or delete option next to their name. On most phones and apps, you can swipe left on their name or tap an X button to remove them.
Is there a limit to how many people can be in a group text?
It depends on your phone and app. Regular SMS group texts on iPhone and Android can usually handle 20 to 30 people, though performance may slow down. WhatsApp groups can have up to 256 members. Messenger groups can be much larger. Check your specific app's settings if you're trying to add many people.