I understand you're looking for the official download. Here's the correct and safe way to get it:
Point your phone camera at your PC screen to scan the QR code. whatsapp download for windows 10 64-bit
This is the simplest way to ensure you always have the latest, most secure version. Open the from your Start menu or taskbar. Search for "WhatsApp" in the top search bar. I understand you're looking for the official download