What should I do if one side of the glasses has sound and the other side doesn’t?

First, check if both arms of the glasses are charging normally. If not, follow the solution provided in the previous question.
Second, if charging is not the issue, turn on the glasses and press the charging controller for 8 seconds to reset them.
Third, if the issue is still unresolved, please contact us and explain the situation. Our customer service team will provide a satisfactory solution.