# Add borders

To add and format borders to a worksheet,

1. select a cell, a range of cells with the mouse or the whole worksheet by pressing the Ctrl+A key combination,

   Note: you can also select multiple non-adjacent cells or cell ranges holding down the Ctrl key while selecting cells/ranges with the mouse.

2. click the Add Borders icon situated at the top toolbar,
3. select the border style you wish to apply: Outside Borders , All Borders , Top Borders , Bottom Borders , Left Borders , Right Borders , No Borders , Inside Borders , Inside Vertical Borders , Inside Horizontal Borders , Diagonal Up Border , Diagonal Down Border ;
4. set the Border Width and select a Border Color clicking the corresponding option and selecting the color you need from the palette.