Help / Delete Selected Frame(s)
- Select the frame(s) you wish to delete. Use Ctrl+A keyboard shortcut or Edit -> Select All menu item to select all frames.
- Click the Delete  toolbar button, or select the Frame -> Delete menu item. toolbar button, or select the Frame -> Delete menu item.

 toolbar button, or select the Frame -> Delete menu item.
 toolbar button, or select the Frame -> Delete menu item.