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The legacy Recommender is supported in Totara 15 and will continue to be fully functional when Totara 13 or 14 is upgraded to Totara 15. Totara recommends upgrading to the new Machine Learning Service as the legacy Recommender has been deprecated in Totara 17, and will be removed in Totara 1819.
This step is required only if you are using the legacy Recommender on Totara 13 or 14 and want to use the Recommender with the new ML Service.
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