To add or edit splits: 
  1. Go to Meets
  2. Highlight specific meet and in top bar click Results > Results Browser
  3. Highlight specific result and right mouse click on click on Splits icon
  4. In Splits row enter cumulative time for that split or
  5. In Laps row enter split time
  6. For relay splits, click on Show/Hide Relay icon in top bar and then use steps 3 to 5