Admin can Create sprint status but User can create sprint status as per the assign access privileges by the admin to that user.

Steps to Create sprint status:- 

 1.Click on "Setting" icon. 

 2.Select setting from setting drop-down. 

 3.Page redirect to "Task setting" and Click on "Sprint status setting". 

 4.Now Click on "Create sprint status". 

 5."Create sprint status" popup window will open then "Field Name" box and click on "Save" button.