Adjust Duration

Adjust the display duration of subtitle lines.

• Menu: Tools → Adjust durations...

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Options

• Seconds — Adjust all durations by a fixed number of seconds (positive or negative)
• Percent — Scale durations by a percentage
• Fixed — Set all durations to a fixed value (in seconds)
• Recalculate — Recalculate durations from text length using optimal and maximum characters/second
  • Extend only — Never shorten a subtitle, only extend it