Official Wiko Rainbow 3g Stock Rom For Sp-flashtool [patched] -

A green ring or checkmark will appear once the process is finished. Disconnect the phone and power it on.

Once you have successfully flashed the stock ROM, make a full backup using SP-Flashtool’s “Read Back” function. That way, you always have a personal recovery image for future needs. Official Wiko Rainbow 3G Stock Rom For SP-Flashtool