This is one of the best apps which provides you the function to view deleted WhatsApp messages.
Message Delete Show Scanner read messages from the notifications that you receive and create a message backup based on your notification history.
When the app detects that a message has been deleted, you will receive a notification.
When you will open this app You have to give notification permission.
All text messages are stored inside your phone's internal storage.

Notes:
-Text messages are recovered by your notifications.
-Please remove Message Delete Show Scanner from all battery optimization services.
-The app may not work well with some system languages.
-Please feel free to contact me if you face any problem with the app.

WhatsApp™ is a trademark of WhatsApp Inc.
Message Delete Show Scanner is not affiliated with WhatsApp Inc.