Which platforms support gta iv online?
Quick Answer
There is no verified information about GTA IV Online in the provided evidence. The only platform data we have is for Grand Theft Auto Online, the online component of GTA V.
Explanation
The evidence supplied describes Grand Theft Auto Online, the multiplayer mode of Grand Theft Auto V. It lists the platforms that support that game: PlayStation 3, Xbox 360, PlayStation 4, Xbox One, Windows, PlayStation 5, and Xbox Series X/S. No details about a Grand Theft Auto IV Online service are present, so we cannot state which platforms, if any, support it. If you are looking for information on a GTA IV online feature, additional sources would be needed. For the platforms listed for GTA V Online, players can access the game on the consoles and PC mentioned above.