Windows 64Bit: Download
Windows 32Bit: Download
Make sure your PC and mobile in same wifi network for using this app.
Open Whatsapp Desktop app in your Computer.
In the WhatsApp for your phone, tap on the right top Options and tap on WhatsApp Web.
Then, tap on the + icon to add a new computer. Scan the QR code that is showing up on your WhatsApp desktop app
Now your Phone is connected with your Whatsapp Desktop app.
Thank you !