Open the latest version of the Messenger app. Start a group chat with the friends you want to request money from. Tap + (or four-button icon) at the bottom of the chat. Tap the Payments icon. Tap Get Started. Select one or multiple friends you want to request money from. Tap Next. Enter the total amount you want to request. You can tap next to each person’s name and request different amounts. Below the total amount, add a note explaining what the payment is for. Tap Review in the top right, then tap Confirm request.
Open the latest version of the Messenger app. Open the group chat you received a payment request in. Tap Pay below Payment Pending. Tap Pay, then tap Confirm [dollar amount] Payment. If you created a Facebook Pay PIN, enter it to confirm your payment.