There are possible ways on how to retrieve those deleted Facebook messages. In times like this, you need a professional program to help you get those important conversations back. The easiest and fastest way to retrieve those deleted Facebook messages is through third party software. FoneDog - iOS Data Recovery is the world's leading iOS recovery program that has helped millions of users around the globe. It has the highest retrieval rate in the industry and works with all iOS devices such as iPhone, iPad and iPod Touch. To begin the deleted Facebook messages recovery, follow the simple steps below:
Option 1.The three party application for restoring deleted messages
Step1. Run FoneDog - iOS Data Recovery
after download and installation
Step2. Click "Recover from iOS Device" from the left-side panel tool options
Step3. Scan and Recover Complete
Option 2. Downloading a Copy of Your Facebook Data to Recover Deleted Messages
Step1. Log in to your Facebook account using a browser
You need to log in from a computer to fully get hold of the right settings.
Step2. Access General Account Settings to download the copy of Facebook data
On your Facebook account, navigate to Settings then go to General Account Settings and at the very bottom of the options, there is a hyperlinked text "Download a copy", click on it.
Step3. Open email to access the download link
Step4. Extract the archived file and recover deleted Facebook messages
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Hope it can help you sooner. Good luck.