| Start time | Specifies the earliest time visible in the timeline. When you change the value,
Length updates automatically. |
| End time | Specifies the latest time visible in the timeline. When you change the value,
Length updates automatically. |
| Length | Specifies the amount of time shown in the timeline. When you change the value,
End time updates automatically. |
| Update markers when moving keys | Moves markers when moving keys. When this option is not enabled, you can dynamically enable it by pressing
Shift when dragging a key. |