Icon only appears when loggen on to messenger

Hi,

The chat icon only appears when I’m currently logged on to Facebook/Messenger on the current browser. When not logged on, I get this error message in the console:

Refused to display ‘https://www.facebook.com/v4.0/plugins/customerchat.php?app_id=2015199145383303&channel=https%3A%2F%2Fstaticxx.facebook.com%2Fconnect%2Fxd_arbiter.php%3Fversion%3D46%23cb%3Df108a2ea838da4%26domain%3Datmospherecoiffure.com%26origin%3Dhttps%253A%252F%252Fatmospherecoiffure.com%252Ff1f2f9287a17a48%26relation%3Dparent.parent&container_width=0&greeting_dialog_delay=1&greeting_dialog_display=show&locale=fr_CA&logged_in_greeting=Bonjour!%20Comment%20pouvons-nous%20vous%20aider%3F&logged_out_greeting=Bonjour!%20Nous%20sommes%20disponibles%20pour%20r%C3%A9pondre%20%C3%A0%20vos%20questions&page_id=178877138816808&ref=427f8e223d63d2e778f27463dbee3c5de524980b7091843cfc&sdk=joey&theme_color=%2300b3c2’ in a frame because an ancestor violates the following Content Security Policy directive: “frame-ancestors https://www.facebook.com”.

My domain is whitelisted on the page.

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