Hi @HANNA LEE ,
Please note that Microsoft Q&A is currently in English only.
Also Power BI is currently not supported in the Q&A forums, the supported products are listed over here https://learn.microsoft.com/en-us/answers/products (more to be added later on).
You may ask the experts in the dedicated Power BI forum over here:
https://community.powerbi.com/t5/Forums/ct-p/PBI_Comm_Forums
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(If the reply was helpful please don't forget to upvote and/or accept as answer, thank you)
Best regards,
Leon