This is because it is unreasonable to set this wake-up word for Xiao Ai. There are certain requirements for the setting of wake-up words. For example, you can try whether Xiaohai, Mai and Mei can also be woken up, which virtually increases the probability of false wake-up.
1. It's better to use words that don't often appear in daily conversation. For example, if you name the speaker braised pork, the speaker will constantly remind you that it is there when you eat braised pork at home. Give him the whole piece of braised pork. 2. Wake-up words cannot be set as words with many similar sounds.