What Was Microsoft NetShow Player in Windows 98?

Microsoft NetShow Player was an early multimedia application included in the initial release of Windows 98, designed primarily to stream digital audio and video over the internet and local corporate networks. Serving as Microsoft’s direct response to competing formats like RealPlayer, it introduced built-in streaming architecture to personal computers before being rebranded and integrated into Windows Media Player.

During the late 1990s, widespread adoption of the World Wide Web created high demand for multimedia content, but slow dial-up internet speeds made downloading full audio and video files impractical. The primary purpose of NetShow Player was to enable progressive playback and real-time streaming, allowing users to watch video or listen to audio broadcasts as the data downloaded, rather than waiting for the entire file to transfer first.

NetShow Player in Windows 98 supported Microsoft’s Advanced Streaming Format (ASF), alongside standard media files such as WAV, AVI, and MIDI. It included networking capabilities tailored for low-bandwidth connections, such as unicast and multicast delivery. Multicast support was particularly valuable for corporate environments and schools, allowing an organization to broadcast a single live feed to hundreds of users simultaneously without overwhelming network bandwidth.

In early editions of Windows 98, NetShow Player was embedded into the operating system and Internet Explorer. Web designers could embed the player directly into web pages using ActiveX controls, providing a seamless multimedia browsing experience.

Shortly after the release of the original Windows 98 in 1998, Microsoft consolidated its audio and video software under the "Windows Media" banner. NetShow Player merged with the legacy Windows Media Player utility to form Windows Media Player 6.4. By the time Windows 98 Second Edition (SE) arrived in 1999, NetShow Player had been formally phased out, leaving its streaming architecture to form the foundation of future Windows Media Player releases.