Traduction de l’étape 2
The adhesive that holds the screen in place is easily meltable (Unlike a certain smartphone maker). If you don't have a heat gun, a hairdryer easily gets hot enough to make the adhesive melt.
While melting the adhesive, use something like a iFixit opening pick (or a guitar pick in a pinch). Make sure not to go very deep or you will damage the LCD inside.