Use APKPure App
Get Message Backup for facebook old version APK for Android
This app is currently not working since it is under review by Facebook
**This app is currently not working since it is under review by Facebook. Will update once resolved**
Message backup for Facebook will let you backup and store your Facebook chat/message conversations easily in csv file format which can be opened from any spread sheet software.
This app will let you backup
• Any conversation you like
• Any range of the conversation you selected