Excel uses the very nice Calibri font by default in Windows, but if you’d like to use a different font or change the default size, you can easily adjust the setting in the Excel options screen.
Start by clicking the “File” tab.
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To select a different font size as the default size, select a size from the “Font size” drop-down list.
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Click “OK” to accept the changes and close the Excel Options dialog box.
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You must exit Excel and restart it for the changes to take effect. Click “OK” on the following dialog box that displays and then close and reopen Excel.
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