You can insert a table in your Outlook.com or Outlook on the web email messages or calendars to help you organize your data.
Insert a table
In the body of the email message or calendar item, choose the More down arrow.
Choose Insert table, drag the pointer to select the number of columns and rows you want in your table, and then click to insert the table.
Add content to your table.
Change, apply style, or delete a table
You can use the table mini formatting toolbar to change its layout and appearance. Click inside the table you created to view the toolbar.
Tip: If you don't see the formatting bar, click outside and then back inside the table.
Select the cells you want to change and then choose a toolbar option.
Use to insert a row or column.
Use to delete the table, a row, or a column.
Use to merge cells.
Use to split a row or column horizontally or vertically.
Use to embellish your table.