> ## Documentation Index > Fetch the complete documentation index at: https://docs.coreweave.com/llms.txt > Use this file to discover all available pages before exploring further. # Rename Columns > Rename the columns of imported data; changes apply to all steps downstream of this step. ## Description This function allows you to rename the columns of data which is already imported into the Monolith platform. This will affect all instances of your data **downstream** from the Rename Columns step *** ## How to use * Select your dataset in the dropdown titled 'Data' * Select which columns you would like to rename * The columns you have selected will appear below with text boxes * Hit 'Apply' - this will rename the columns of your dataset to all steps **downstream** from your rename columns step Rename Columns step settings with selected columns and text boxes for entering new column names