Editing Video > Editing a video program > Selecting clips
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Selecting clips
When you want to perform an action that affects a clip as a whole, such as applying an effect, deleting a clip, or moving a clip in time, first select the clip in the Timeline. The toolbox contains selection tools that can handle various selection tasks.
To select one or more clips:
Do any of the following:
) and click a clip in the Timeline.
) and drag a rectangle that includes any part of the unlocked clips you want to select. 
)or the selection tool and hold down Shift as you click each clip you want to select. The range select tool selects clips in groups and the selection tool selects each adjacent clip or all clips between a previous selection and the current one. To use the selection tool to select or deselect individual clips in varying places in the timeline, hold down Command (Mac OS) or Ctrl (Windows) as you click the clip you want to select or omit.
) and click the clip at the beginning of the time span you want to select. Press Shift as you click to select clips on additional tracks.
) and click the clip at the beginning of the time span you want to select.
) at the bottom of the Timeline window to turn off Sync mode (Sync mode is off when there is no link icon visible in the Toggle Sync Mode button), and then edit the clip. When you are finished editing, click the Toggle Sync Mode button again to restore Sync mode.Editing Video > Editing a video program > Selecting clips