Saumadeep
Forum Moderator
Hi Chen12311111
To know more about Pre-Meshed Cyclic Symmetry and how to apply it, please refer to this - Pre-Meshed Cyclic Symmetry (ansys.com)
Can you share more details about - the model, the coordinate system used, the symmetry conditions used, etc? Also, attach screenshots of the same.

Regards, Saumadeep
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