"Idk if I can do it"

... in order to improve your self-confidence.

You only improve your self-confidence by becoming good at something: By learning, doing, seeing results, and repeating that process for years. Your confidence will grow slowly every day.

Confidence builds your ability to do the things that are important to you, and also builds others’ confidence in you. 

To grow your confidence, take small steps out of your comfort zone.

Don’t start with your most frightening insecurities; start small and grow your confidence as you i...

• Be sure to know what's expected of you. It’s really difficult to improve within your role when expectations have not been properly communicated to you. 
• Ask for feedback. If your company doesn’t have a formal, regular feedback process in place, seek ...