Column hiding:

You can rename columns by opening the column settings by clicking on the sign (1) and select the option Hide (2).

Column displaying:

To display a column you want to see:

• Click on the sign in the right upper corner (1)
• you can search for the right column name (2)
• select the column you want to add by clicking in the checkbox (3)
  
  
  The added column will be at the right end of your table!