Right click on the picture you want to bring up the menu. Select "Save image as..."
Make sure you are in the download folder, rename your sprite, click "Save".
Next, we need to remove the background.. Go here for the directions.
If you have a "webp" or "jfif" file, we need to convert it.
Next, we need to remove the background. Go HERE to remove the background.
In Scratch, click the upload button, select Downloads on the left, and select your file.
Select the downloads folder, select your picture, and click open.
You can rename and edit the size of yout sprite if you need to.
Finally, Add this code to your sprite. It will make the jump when you press the space bar. Don't forget to add your own sound effect.