To install World of Warcraft Classic:

  1. Download and install the Blizzard Battle.net desktop app.
  2. Log into the Blizzard Battle.net desktop app.
  3. Click the World of Warcraft icon on the left side of the app.
  4. Select World of Warcraft Classic from the version dropdown.
  5. Click Install.
World of Warcraft Classic requires active game time and is not available to Starter Edition accounts.