WhatsApp released a standalone WhatsApp Software for Mac OS and Windows users. WhatsApp Web allows anyone to use WhatsApp in PC, Mac and Linux already which solves the software problem. Though it is very late, if you are ok with installing another software in your Windows or Mac for your every day using mobile app, then you can download whatsapp software right now.
You have to follow the same QR Code scanning to authenticate and mirror your WhatsApp mobile screen to your Windows or Mac OS X. There is no change in it, except you will no longer need to open WhatsApp Web in your browser tab.
There are plenty of features that WhatsApp is still lagging of, compared to other messaging apps. However, WhatsApp availability on all the mobile platforms since its release, makes it a powerful messaging app than any other apps. Download WhatsApp Software for Mac OS and Windows only from the official website to prevent malware, spyware infection to your computer.
The above download link automatically detects your operating system and you can proceed to download whatsapp software immediately. If you are using Windows OS then select whether you need 32 bit or 64 bit compatible version.