It sounds like your board hasn’t been properly flashed. Maybe this will help with your particular board: Support for new Creality boards 4.2.2 with GD32F303 - #54 by vecktor
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It sounds like your board hasn’t been properly flashed. Maybe this will help with your particular board: Support for new Creality boards 4.2.2 with GD32F303 - #54 by vecktor