StarCraft was originally released for Microsoft Windows on March 31, 1998. It is a video game under real-time strategy genre, and is an integrated online game that lets players earn achievements and stay connected with single-player and multi-player game modes using Blizzard's Battle.net service. Starcraft has a playable demo for Windows, it runs in Windows 95, Windows 98, and Windows NT operating systems and is around 28 MB in size and takes about to hours to download using a 28.8k modem. The demo version contains three missions that preempts the upcoming galactic war, with an optional tutorial mission that introduces new players to the ways of the game. It features a head-tohead play through serial link, modem, Ipx network, and through Battle.Net over the Internet. The system requirements for installing the game is a PC OS that runs on Windows XP, Windows Vista, Windows 7 with the latest Service Packs and DirectX 9.0c, processor of 2.6 GHz PEntion IV or equivalent AMD Athlon, 128 MB PCIe NVIDIA GeForce 6600 GT or ATI Radeon 9800 PRO video card, 12 GB available HD space, 1 GB of RAM, 1.5 GB of RAM for Windows Vista and Windows 7 users, DVD-ROM drive, and a minimum of 1024x720 display resolution. Windows users may experience problems that have been commonly reported such as reboot during the game, the game is not starting or graphics are distorted, users are advised to contact their manufacturer for the latest drivers available.