What should I do if the Mi Vacuum Cleaner Mini stops running during use?

1) Please check whether the dust cup, filter screen and filter element are blocked by dust, please clean it regularly;2) If the use environment is too high and the use time is too long, the machine will start NTC protection, let it stand for cooling (5-10min) and try;
3) The battery is exhausted, please charge it; 
4) Mi Vacuum Cleaner Mini has a locked-rotor protection function. Blocking the suction port for a long time will trigger the protection and cause the machine to stop working.