#1. Go and install the WhatsApp on your android phone.
#2. Get your victim’s mobile and find the MAC address of your victims’s phone. i.e. 34:3f:4a:46:a5:34 etc.See how to find MAC Address Of Android Phone.
#3.In Android Go to Settings > About phone > Status > Wi-Fi MAC address.
In iPhone Go to Settings > General > About > Wi-Fi Address.
In Windows phone Go to Settings > About > More info > MAC address.
In BlackBerry Phone Go to Options > Device > Device and Status info > WLAN MAC.
#4. Now find your own MAC address and replace your MAC with your victims MAC Address.
Read- How To Use WhatsApp Without Mobile No.
For example if your victim’s MAC address is like 34:3f:4a:46:a5:34 , then you also have to replace your MAC address with victims MAC Address.
#5. Replacement of MAC address is not possible so you have to use MacDaddy X or WifiSpoof on iphone. OR
For Android –
Install BusyBox – Download BusyBox.
Terminal Emulato – Download Emulato.
#6. Install whatsapp on your phone as you install normally and enter your victim’s phone number.As u enter the verification code the whatsapp will run.
#7. Now delete that verification message from your victim’s phone.
#8. Now you can receive your victim’s all messages not only receive you can also send messages from your phone.