Hi @Kamacete ,
It seems you want to update the local machine excel from the SPO at the end of everyday.
As you have said, the local machine excel have more than one sheet.
However there is no action to select a specific sheet In flow.
So I am afraid you need to set the structure of the local machine excel file to correspond the file in the SHO.
I have made a test on my side, please take a try with the following workaround:
Here I use the File system connector to connect to the local machine.

Before update:

After update:

Best Regards,
Community Support Team _ Zhongys
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