Login to your Administrator account of your esportsdesk.com website.
If applicable, pick your site using the drop down list at the top of the page.
Click Edit Rosters.
Select your team from the dropdown, then select the player in which you wish to mark as injured.
In "Team & Player Status" box, select the dropdown under "Status." Select Injured, then fill in the reason for suspension as requested.
Be sure to save your changed by pressing "Click to Save Changes" at the bottom of the page.
Here is how it will look like on the public page. You can press the red "+" icon to see details of the injured player.