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**To change a preset** The following ``update-preset`` example replaces the description for the specified preset. :: aws mediaconvert update-preset \ --name Customer1 \ --description "New description text." --endpoint-url https://abcd1234.mediaconvert.us-west-2.amazonaws.com This command produces no output. Output:: { "Preset": { "Arn": "arn:aws:mediaconvert:us-east-1:003235472598:presets/SimpleMP4", "Settings": { ...<output settings removed for brevity>... }, "Type": "CUSTOM", "LastUpdated": 1568938411, "Description": "New description text.", "Name": "SimpleMP4", "CreatedAt": 1568938240 } } For more information, see `Working with AWS Elemental MediaConvert Output Presets <https://docs.aws.amazon.com/mediaconvert/latest/ug/working-with-presets.html>`__ in the *AWS Elemental MediaConvert User Guide*.