What are the common error messages on the Mijia Smart Air Purifier 6?

Please refer to the following table for typical faults, display messages, and suggested solutions:
Fault Description
Display Message
Solution
Motor error
 
Check if the filter is properly installed and the plastic packaging is removed;
Check for foreign objects blocking or jamming the fan motor;
Unplug the purifier for 10 seconds and restart;
If problem persists, contact after-sales support.
Cover unclosed
 
Please close the filter compartment cover and restart the purifier;
If the cover is already closed but the message remains, unplug for 10 seconds and restart;
If unresolved, contact after-sales support.
Grille unclosed
 
Please close the grille and restart the purifier;
If the grille is closed but the message persists, unplug for 10 seconds and restart;
If unresolved, contact after-sales support. (Grille alert has higher priority than cover alert)
Filter life less than 5% warning

 
 
Filter life is running low, please replace the filter in time.
Updating...
Don’t power off
 
The purifier is entering firmware upgrade mode, please wait patiently until upgrade is complete. After reboot, normal use can resume.
Filter installation warning
 
Please scan the QR code on the screen to purchase official filters. If purchased from official Xiaomi channels but warning persists, contact after-sales support.