A family of Microsoft spreadsheet software with tools for analyzing, charting, and communicating data.
You would not be able to insert any data inside a table.
You may have to convert the columns to range using the option ‘Convert to Range’ under ‘Design’ ribbon.
When you upload the data from a website and put it onto the table do you receive the below mentioned message
‘Your selection overlaps one or more external data ranges. Do you want to convert the selection to a table and remove all external connections?’