To get started with the rooting process you need to download this software which is a small application.
Disclaimer: Please note that rooting your phone will void your warranty from the manufacturer and carrier.
Here How to Root Motorola DEFY+ Using Framaroot
– Download and Install Framaroot.apk
– Open Framaroot and choose either Superuser or SuperSU (Which one you’re most comfortable with as both work) and then try to root with Gimli exploit.
– Reboot your device either by pressing a holding down power button and choose “restart”.
– Once you are back on your home screen open “Root Checker” and run the application. This will let you know if you have root access or not. Done!
Source:XDA-Developers