A is a predefined collection of settings—including frame size, frame rate, pixel aspect ratio, and audio sample rate—that determines how your video will be processed on the timeline.
Using the correct preset ensures your computer doesn't waste resources "upscaling" or "downscaling" every frame during playback. adobe premiere pro sequence presets
If you don't use a preset, Premiere will often ask to "Change Sequence Settings" to match your first clip. While helpful, this can lead to inconsistent results across different cameras. How to Use Built-in Sequence Presets A is a predefined collection of settings—including frame