This is the Vodafone Smart Prime 7 official firmware package. Download from the link below and use the flashing instructions found at the end of the post to install the stock ROM on your smartphone.
Downloads:
Vodafone Smart Prime 7 – Download
How to flash Vodafone Smart Prime 7 stock firmware
Follow flashing instructions available via this link.
If you encounter errors or problems trying to flash this firmware package, post in comments section for assistance.