Using unofficial APKs (Android Package Kits) to recover private messages is highly discouraged by security experts.
: Advanced users can check their device's internal storage (e.g., Android/data/com.facebook.orca/cache/fb_temp ) for temporary backup files.
Instead of using untrusted APKs, try these verified methods to find lost messages:
Tap your Profile Picture > Archived Chats . If the conversation is there, swipe left and select Unarchive .