What should I do if Xiaomi's mobile phone can't open the health code of Tianjin digital epidemic prevention as soon as it arrives outside?

Restart. Xiaomi's mobile phone is outside, and the health code of Tianjin digital epidemic prevention can't be opened, so it can be restarted. Xiaomi mobile phone is a high-performance smart phone developed by Xiaomi Company. StrategyAnalytics released a report on global smartphone manufacturers' shipments and market share in the second quarter of 20 17.