Yes, it really hurts when you delete whatsapp and download a new whatsapp, and you lose your memorable chat with your friends. Follow the following method to avoid losing your old chatting data.
Open the official whatsapp that you were using before
Tap on the top right 3 Dots
Tap Settings
Tap on Chats
Scroll down till you see the “Chat backup” option
On the Chat Backup screen, you will see a Back-Up button. Tap this button.
By clicking the button, you will be able to make a backup of your data as a file format or in your google drive.
Now delete the official whatsapp and install AN WhatsappAPK
Open An whatsapp
Enter your Mobile Number and click next
Enter the OTP code you just received on your mobile phone and tap next
You will see a message that says “Back Up Found“. This means that the backup you were looking for has been found.
Tap Restore
All of your chats and other data that was in your official whatsapp will be restored to AN WhatsApp