Hi @Fabio Henrique Luna de Melo
Welcome to Q&A forum ~
> I am using the office 365, but i dont know how i can do it in web mode.
The Developer Tab option is not available in Excel Online. We cannot create, edit or run macros or controls in the Online version of Excel.
For more, please refer to "Differences between using a workbook in the browser and in Excel"
Thanks for your understanding.
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