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You can void learning records in bulk by following the procedure above if you have added a "voided" column with a value of "1" to yourCSV your CSV file. In addition, you can un-void learning records by adding a "voided" column with a value of 0. More details can be found in the Creating a CSV File for Importing Learning Records article.
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Please note that if you want to void all learning records for a single course, we recommend following this procedure, which is much easier.