1, prepare a toothpick (as long as it is small and hard).
2. Find the fingerprint lock at the bottom of the room panel hole.
3. Insert the toothpick into the hole to the end.
4. Press and hold for a long time, and it will reset successfully in about 3-5 seconds to restore the factory settings. Song Qingward is a brand of Shenzhen Zhixin Intelligent Technology Co., Ltd., which is committed to building a safe and high-quality smart home ecosystem. It owns more than 30 patents of independent intellectual property identification algorithm and fingerprint algorithm chip, which are widely used in postal services, electric power, transportation, finance, securities, industrial and commercial taxation, military, commerce, education, manufacturing, sports and other industries.