This tutorial is about the steps required to remove the column filters from the table headers in Excel 2016, 2013 & 2010. Having filters is useful when you filter the values based on different criteria. But if you do not wish to use this feature then turn off this feature using the options available as part of Home or Data menu
Click the Data menu and navigate to Sort & Filter section. Click the Filter toggle switch to turn on or off the feature.
Click the Home menu and navigate to Editing section. Then select Filter option available under Sort & Filter menu drop down list to turn on or off the Table column filters.