Turn the vacuum button (s1/ s2) on, but the LCD screen on a rubber mat and fix it tightly.
Turn on the machine and wait for the metal plate to become 80-100 degrees.
Start to separate the LCD off the glass with cutting wire, then right and left movement with wire between the LCD and the glass, please notice that you must use gentle power and keep wire stay on the LCD surface so that it will avoid the damage of touch screen.
Finally, you have finished the separating work and do a good job.