if you look inside of the coding and look at the "thumbnail" sprite. Press the Go to X 0 and Y 0, do not press zeros though. Note: if you press the green flag you will play with a scratch cat and the controls are WASD
I got this tutorial from BootUp PD on YouTube. Link below https://www.youtube.com/watch?v=ZSmeRyaWITc&t=196s