Welcome. There's nothing wrong with questioning.
I did not leave concerning child abuse and I assumed it was overblown when I first heard it. Looking further into it helped me see what a real issue that was.
Do your research and much of that cognitive dissonance will clear up.
An organization that tells you not to read outside information should be questioned with outside information.
You will get plenty of good advice. I will just say, "Start at jwfacts . com and see where that takes you.
Edited to add: I hung on for years from within the congregation when I had doubts. So when I finally cleared them up, I did leave quickly. The point- it is a way of life, it is embedded in your head, so it is tough to let go.