I managed to help my wife wake up.
The key was to just create and maintain a safe and supportive environment, while very slowly drip feeding small bits of information.
It is so important to not flood someone - as this can often cause a rebound effect as they recoil in defense of the "truth".
Keep introducing fun weekend activities, and slowly break the JW routine...
here is my wife's first post here on the forum after years of slowly helping her to wake up: https://www.jehovahs-witness.com/topic/5146331746140160/trying-positive