Dear user, hello! Please contact the online customer service, and we will further assist you in verifying this. To contact online customer service: app version - homepage - top left corner icon - pop-up page click the top right corner 🎧 - "If you can’t find the answer, click here" - enter "manual" in the input field below - select "transfer to manual" in the reply message and choose the relevant issue; web version homepage - bottom right corner 🎧 - "If you can’t find the answer, click here" - enter "manual" in the input field below - select "transfer to manual" in the reply message and choose the relevant issue.