**No sound or score? ** Check the network, microphone authorization and input device; refresh or change the browser and try again. For system troubleshooting, see What to do if the microphone cannot be turned on.
**Does sparring require consent? ** want. Recording/AI listening after both parties agree. See Real Person Training.
**Stuck loading? ** Refresh, change network; close other applications occupying the microphone.
**No tasks to do? ** Children/students should ask their parents or teachers to arrange it; individuals can change practice by themselves.
**Can you still practice as 0/minute is not enough? ** Check the speaking page first to see if the points and rights have been exhausted; individuals can purchase point packages or purchase additional minutes, and children/students should ask their parents or teachers to allocate them. See Points and Benefits, Minute Pool and Add-on Purchases.
**How to speak for the first time? ** See First Speaking.
**What is the difference between LINE and App exercises? ** See How to choose between LINE and full App.