As smartphone gets a smart responsive touch screen, the WhatsApp messages and attachments are apt to be deleted by mistake. If you're seeking a solution of restoring WhatsApp messages on Android, please check the methods mentioned below:
Step1. Get the data back via auto backup of WhatsApp

Uninstall WhatsApp from Android
Reinstall WhatsApp on Android phone
Click "Restore" when you get message "would you like to restore your message history from backup?"

Step 2. Recover data by using Android data recovery software


https://www.youtube.com/watch?v=dzc9SmVXP5k&feature=youtu.be

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Samsung Data Recovery offers an easy way to retrieve deleted or lost text messages from all kinds of Android smartphones and tablets, like the latest Samsung Galaxy S7/S7 Edge/S6/S6 Edge/Note 5, HTC 10/A9/M9 , LG V10/G5, Google Nexus 6P/5X, Motorola, Sony and many more.
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Here is one of the quick, easy and manual methods to restore deleted WhatsApp messages.




If you are using WhatsApp then you must know that WhatsApp create backup of your data every morning at 4:00 hrs. So, if you restore data from this backup then you will easily get back your lost or deleted WhatsApp messages as well videos, audio and images.

Source for this solution is brought to you from: How to Retrieve Deleted WhatsApp Messages from Android

It helped me to recover my erased whatsapp messages and I hope this will work for you as well.

So, below find out the steps:

• Uninstall WhatsApp from your phone
• Go to play store and re-install WhatsApp
• When you will proceed further to log-in to your account, you will be prompted with a message that Backup is available. You can click on Restore button to restore deleted messages.
• So, Click on Restore, this will take some time depending upon how larger is your backup.



That’s All. Once the restore process completes, you will now have lost/deleted messages, photos, videos, etc.

Important Note: This solution will help you to recover WhatsApp data of past 7 days.

There are ways which can help you to get back all lost WhatsApp messages on Android. The first thing is if you have backup of all your WhatsApp messages then you can restore from backup otherwise you have to use any powerful recovery tool like Android data recovery software. This is a powerful recovery tool that easily restores every erased data from Android without any backup.
See more on: https://.com/retrieve-lost-whatsapp-pictures/