The answer is concrete: yes, through a newly discovered error in the popular application.
Many devices have the option to perform a backup every dawn.
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Those who want to see a deleted message should restore the backup, but for this it is necessary to first remove WhatsApp from the device and then reinstall it in the official repository.
Note that when you log in again, the option to restore all chats from the last backup done is displayed.
By accepting it, all conversations will be restored, including deleted messages.
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It is important to note that all content generated after the execution of the backup can not be recovered.
These steps can be taken until the WhatsApp developers correct the error.
As you can see, the possibility of recovering deleted messages is easy to perform, but will require a series of steps.