Your photo is showing the wrong end of the cable. You photographed the end of the cable that you just attached to the computer. This step is referring to the other side. Follow the 6 inch cable with your finger and you'll be at the side of the cable which connects to the underside of the keyboard.
Your photo is showing the wrong end of the cable. You photographed the end of the cable that you just attached to the computer. This step is referring to the other side. Follow the 6 inch cable with your finger and you'll be at the side of the cable which connects to the underside of the keyboard.
Yes, it will stay pretty firmly.