Since you need to download and install it from outside the Google Play Store, you need to change it slightly in your settings.
First, you need to enable the “unknown sources” option in your phone's settings.
Then download WhatsApp GB apk on your Android device from the above items.
When it's completely downloaded, open the downloaded file in the notification bar.
And click the install buton and wait for the installation to complete.
Once the installation is complete, you can launch it from your device's main bar.
Link: Whatsapp GB
First, you need to enable the “unknown sources” option in your phone's settings.
Then download WhatsApp GB apk on your Android device from the above items.
When it's completely downloaded, open the downloaded file in the notification bar.
And click the install buton and wait for the installation to complete.
Once the installation is complete, you can launch it from your device's main bar.
Link: Whatsapp GB