You can revert to the standard color settings and logo at any time. 3. Add a LogoAs a default setting, the Smartsheet logo is placed in the upper right-hand corner. Leave the first row in your spreadsheet blank. On the second row, type in the days of the week (one day per cell). To format the weekday headers and ensure proper spacing, highlight the weekdays you just typed and on the Home tab, in the Cells group, click Format. All you need to do is choose whether you need a monthly or yearly calendar, and add your scheduled events to the template.