Players enter the the glory of the king game interface and click "Mystery of the King" in the lower right corner to enter the role interface.

Make sure you have bought Zhou Yu's skin (Shen Yan) and set the skin display action as your accustomed way of speaking.

Click Share after "Share King's Secret Language for Friends" as shown by the arrow in the figure below.

After that, you can see the input secret language, share it with your friends and complete the task.

After completing the above steps, you can use Zhou Yu's skin secret language in the glory of the king.