The end from the wrap or the "terminator" on the foil at The bottom from the strip beside the outer jacket is commonly hard to see and to find. If you can find this "terminator," you can nick it with a little Lower with a knife and peel it off https://dienphucthinh.blogspot.com/2025/05/oc-siet-cap-chong-chay-no-gia-tot-tai.html