Please download and install the latest version of Tansee Android Message Transfer from here.
Open Tansee Android Message Transfer.

Download and install Tansee Message Transfer App from tansee.com/get (Please open this link in your Android phone's web browser)
Open Tansee Message Transfer App.
Connect your phone to the PC using one of the following options:
Option 1: WLAN Please ensure that your phone and the computer are connected to the same WLAN Network (same router).
Option 2: Mobile Hotspot Connect your computer’s WiFi to the Mobile Hotspot network of your phone.
Option 3: USB Tethering Connect your computer’s network with the USB Tethering network of your phone via a USB cable.
Obtain the connection code from one of the options above, input it into the Tansee program on your PC, and click the Connect button.

Tips: Tansee can automatcally detect and connect your Android phone if your phone and the computer are connected to the same WIFI Network.

Note: If file access permission is not yet granted, enable 'Allow access to all files' for 'Tansee Message Transfer' app.

Step 1: Please choose a WhatsApp or WhatsApp Business Local backup file.
(Please note that a 64-digit encryption key is used for backup, but not a password.)
Or create a new backup file with a 64-digit encryption key instead.
How to create a WhatsApp backup file with a 64-digit encryption key?
Step 2: Enter your 64-digit key.
Step 3: Click 'Send Messages to Computer'.
Note: Please keep android screen on while transferring data.