Home › Forums › General Issues › Import / Export Do I need to bin existing field groups? › Reply To: Import / Export Do I need to bin existing field groups?
Hello @matthewlane
From my experience when I work on client’s sites the existing fields stay in place and do not duplicate when importing. However, if you are able to use the Local JSON feature of ACF that would be the best option to sync updated fields between environments.
https://www.advancedcustomfields.com/resources/local-json/
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