Pressing the default button "T" can open the GUI of Titles and modify your title.At the beginning, you may not have a title, but you can get a new title by completing the progress of the game. The title can also be added through the JSON file. See Wiki for the magic reform tutorial.

1.12.2 Detailed explanation of the operating mechanism and custom titles of the Titles module 3373 browsing 2 years ago

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