# Navigating with the Timeline

Navigation: Working with Nx Witness > Playback in Nx Witness > Viewing Archive and Live Display > # Navigating with the Timeline |

On the Timeline, green indicates recorded segments and dark gray indicates unrecorded segments. It is only possible to navigate through recorded segments. T he scrollbar will skip unrecorded segments and jump to the next available recorded segment.

•Press to play | To skip to the next recorded segment
•Press to pause | •Press or Ctrl+Right Arrow to skip forward
•Press Space to toggle between play and pause | •Press or Ctrl+Left Arrow to skip to backwards

To search through archive

•Click on any desired position on the Timeline

•Drag the s crollbar to the desired position

To scale the Timeline

•Zoom in or out using the mouse wheel

•Double-click on the position scrollbar to fully zoom out to one month

•Use the and scale buttons at the left

To select a time segment on the Timeline

•Click-and-drag on the green recording indicator

•Right-click on the Timeline to o pen the context menu and choose Mark Selection Start (shortcut [), then Mark Selection End (shortcut ]) at a later point.

•Click-and-drag the white line of the position indicator.

The selection will be highlighted with a blue block. You can click-and-drag the edges of the segment to adjust its length. Once a segment is selected, you can also use the context menu to Clear Selection, Zoom to Selection, or Add Bookmark.

Controlling playback speed

Fast Forward or Rewind buttons:

Press or Ctrl+Right Arrow to increase speed

Press or Ctrl+Left Arrow to decrease speed

Available speeds on play are -16x, -8x, -4x, -2x, 1x, 2x, 4x, 8x, 16x

Available speeds on pause: -2x, -1x, -0.5x, -0.25x, 0x, 0.25x, 0.5x, 1x, 2x

The Speed Slider provides another way to move through the playback speed increments, where all the way to the left is the slowest speed and all the way to the right is the fastest speed.

Click on s peed slider to change speed temporarily and then revert to 1x during play or 0x when paused. This is helpful for previewing images that bracket the current position.

Drag speed slider or use m ouse wheel to set speed to one of the preset increments.

If you press a rewind button while in Live mode, the mode will switch to Archive playback. If you press fast forward while viewing archive, camera(s) will switch to Live mode if the current time is reached.

Previous/Next Frame (during Pause only):

Press or Ctrl+Right Arrow to skip to the next frame

Press or Ctrl+Left Arrow to skip to the previous frame