Inside the CRM, go to Customer >Fulfillment:


Choose your filters for your search.

Notice: If you are trying to reship failed fulfillment, you will filter to orders in Failed status.

Your results will populate below, and from there clicking Show/Hide Batch Updates:

You can choose all orders by clicking Select in the table header, or individually checking the box that corresponds to the order you need to update.

Batch Update:

Once you have finished selecting your options, click Update Batch.