If a summoner has not been updated for an extended period, stats may be automatically updated when searched.
Additionally, if a summoner they played with updates their stats, it can automatically update the stats of their teammates and opponents.
Please note that your stats data may be lost if not updated regularly. These data can be difficult to recover once lost.
Data loss may affect your summoner info, such as champion stats and tier win rates. To maintain accurate summoner stats, please make sure to regularly click the update button.