It’s not super convenient, but I do it this way: press the phone to the ball of my palm with the middle, ring and little finger and use the thumb and the index

It’s not super convenient, but I do it this way: press the phone to the ball of my palm with the middle, ring and little finger and use the thumb and the index finger to pull the cable out. The trickiest part is the positioning of the phone in the palm, because that pulling motion has a very limited range.