To op-out of Facebook messenger and unlink Paypal from Facebook. 1. Go to Facebook 2. Go to Settings (Top right on your navigation bar with the inverted triangle) 3. Go to Payments (Left navigation bar) 4. Go to Account Setting (Top navigation bar) 5. Look at Payment Methods and click remove that appear next to paypal I don't know why but Facebook automatically link paypal as a payment method even if you don't puchase anything. This should remove Paypal from messenger.
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