You have accidentally clicked on Hide button next to an important chat in your Facebook inbox and now want it back? Don't worry, as it is most likely that your message has simply been hidden. This article will explain how to view and restore archived and hidden messages on Facebook.
Sign-in to your Facebook account and go to Messages. Click on gear icon next to Chats and select Hidden Chats:
All hidden messages and chats are listed in this section. To restore a chat you can simply send another message to this recipient and the chat will show up in your main inbox.
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