Go to eBay.com or open the eBay app
Use the search bar to search for the seller’s username
Click or tap the seller’s profile or store name from the results
Open any listing from that seller
Click or tap the seller’s username on the listing page
Use the “Advanced Search” option
Enter the seller’s username in the seller field
Search within a specific category if needed
Check the seller’s profile page for all active listings
Use the “Save seller” option if you want to follow them