Of course it will not work because you need MCP to make class file of your model. You just renamed format file.
Try actually watching the tutorials, if you still fail after that, watch them again, if you continue failing, you must be stupid, in which case, watch the tutorials again.
Stephen King wrote: “Don't ask me silly questions
I won't play silly games
I'm just a simple choo choo train
And I'll always be the same"
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