How to install WhatsApp on Windows 7, X OS 10.8 and Linux?
You can go to Official WhatsApp Website and install WhatsApp program for PC or Mac, but it is support Windows 8, 8.1, 10 and above Mac X OS 10.8.
But now you can use WhatsApp on Windows 7, Mac X OS 10.8 and Linux by install Whatsie (third-party program).
It is support 32 bit and 64 bit, also it is support rpm (package for Fedora Linux) and deb (package for Ubuntu Linux).
After install the program, open it, and scan the QR Code by your mobile (whatsapp web feature) exactly as WhatsApp Web Version.
Then you can send text, location, images, videos and documents.