set your mind to

مصمم بودن براى انجام کاری

To make your final decision.
تصمیم خود را گرفتن - تصمیم خود را نهایی کردن - عزم خود را جزم کردن.

put/set your mind to
to decide you are going to do something and to put a lot of effort into doing it:
If you'd just put your mind to it, I'm sure you could do it.

https://dictionary. cambridge. org/