You do something "in order to" get a result:

In order to succeed, first you have to go through a lot of failure.

You have to get the blue shield in Level 3 in order to pass through to the next level.

"In order to" is often expressed just with "to":

Tell me what we need to do to make this go through.

But "in order to" is a little more formal. Speakers also use it for emphasis, because the word "to" by itself might get lost in the sentence.