1. First, there are several screws on the back of the tablet case to fix the tablet case. After unscrewing the screws, carefully remove the relevant parts respectively.

2. Secondly, use tools such as nails or plastic cards to gently insert into the gap between the shell and the flat plate, slowly move the tools, and gently pry up one side of the shell.

3. Finally, continue to move the tool along the edge and gradually untie the shell from the flat plate.