By default, some fields are showing in the Tickets list while some are not. You can select which fields to be shown in the Ticket list and adjust the display order of columns.
Step by Step Instructions:
Step 1. Go to the Tickets tab in the Ticket portal;
Step 2. Click one query in Query or Label, e.g. All Tickets;
Step 3. Click Customize Columns;
Step 4. Customizing the columns according to your needs;
Step 5. Save the settings.