MG MG3 Owner's Handbook Manual page 31

INSTRUMENTS AND CONTROLS
Average Speed
This function is automatic and indicates the average speed
since the last time it was reset. The average speed display
can be reset at any time to begin calculating a new average
speed value for a particular journey or driving condition.
Next Service
Shows the service interval announcement symbol, the
estimated distance of the next service remaining before it
should be carried out.
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Note: The Service
information can only be reset by an MG Authorised
Repairer.
TPMS Reset
Enter 'TPMS RESET?' display interface. By pressing and
holding the button for longer than 2 seconds. If the text
'TPMS RESET √' is displayed . It indicates TPMS reset
successful. If the text 'TPMS RESET X' is displayed . It
indicates TPMS reset fail. consult your MG Authorised
Repairer.
Interval Announcement