By default, Excel uses your Windows username as the default author name, which automatically appears in the properties of creating Excel files. You can change the default author name in Excel by following the procedure described below.
To change the default another name, open Excel and Click on the File menu > Excel Options. Next, go to the General section and scroll to Personalize your copy of Microsoft Office.
Clear the User name field and enter a new author name:
Now, Click on OK to save your new settings.
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