MyBB Community Forums

I have a problem and I hope that someone will advise me or help me what to do and where to change.  I installed Mybb 1.8.24, integrated it with the Blab axpro chat and everything works.  But the problem is that when I set a group, for example, a moderator who has a blue color and I go to the chat, it does not show me the nickname that is in the color of the forum.  What should I do to display the same group color in the chat as in the forum?
Maybe someone knows what I have to do and where

More like a plugin support.
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Check the plugin code and make sure the username is passing through format_name() function.

I know that it does not change in the chat because the main group is different on the forum. And how to make it display the displayed group and not the primary

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And where do I need to look for the plug code and what plugs

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someone knows what I have to do to make it work normally

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someone knows what I have to do to make it work normally