1. First, we need to take off the phone case, because next we need to put the phone case in the water.
2. Warm water. After all, the stickiness of the phone shell is too large, we need to soak it in water while taking it, which can slow down the stickiness and facilitate taking it off. Of course, the hotter the water, the better, but make sure you can put your hand down the premise.
3. A bank card, or something thinner and harder will do.
Just come down.