How to lock cells in Excel Open the Excel workbook and select all cells in the worksheet with the cells you want to lock by pressing the Ctrl + A buttons on your keyboard.

If you wish to impart your Excel Spreadsheet a clean look, delete or remove the extra blank cells, rows, spaces, columns, from Excel sheet.

Clean spreadsheets improve data analysis and efficiency. Learn how to remove empty rows in Excel with quick, easy steps for a streamlined workflow.