When you use the command /scoreboard teams option <team>, it shows you that you should use either: friendlyfire, colour or seeFriendlyInvisibles, but the console actually accepts friendlyfire, color or seeFriendlyInvisibles
Related issues
duplicates
Comments
kumasasa
This ticket is a language translation request and is not supported on this bug tracker.
Please use the Crowdin Minecraft Translation Project for all translation change or add requests.
Fixed for English / UK , commited correct translation for English / Canada.