How to come up the right question to ask?

You earn point not by asking question but by answering with correct answers.

Example: I am answering your question now with the correct answer, so you can give me points.😀

Here is how you earn points in the Apple Support Community:

Build your reputation and get rewarded in the community - Apple Support

FWIW, points will not result in any discounts, merchandise, or other monetary rewards. You will get a few perks here, but that is all. Most of us answer questions because we enjoy helping others. And, as a bonus, we keep learning something new every day!