To relist items on eBay,

1. Go to your eBay Magento admin panel.
2. Click on Dashboard present on the left navigation bar.
   
3. Click on Manage Listings (Product Listings) on eBay Multichannel Dashboard.
   
   The eBay Product Listing page appears as shown in the following figure:
   
4. Select the products that you want to relist on eBay by checking the corresponding boxes.
5. Click the Arrow button next to the Actions list, and then click Relist Item(s).
   
   
6. A Confirmation dialog box appears as shown in the following figure. Click OK. 
   The page appears as shown in the following figure with the status:
   

The selected products will be relisted on eBay.