经验值满了之后要到自己房间的电脑上玩拼图才能升级技能
After the experience is full, you have to go to the computer in your room to do puzzles to upgrade your skills
Yes, you're right.
I've fixed the problem. I keep using the keyboard's spacebar to open the door and it's a mistake. When I open the door with the mouse, I can level up😊
