The “.RM” file extension is commonly associated with RealMedia files, a multimedia file format developed by RealNetworks. RM files can contain audio and video content and were widely used for streaming media over the internet, especially in the late 1990s and early 2000s.

How to open an RM file:

To open and play an RM file, you can use media players that support the RealMedia format. Here are the steps:

1. RealPlayer:

2. VLC Media Player:

3. Windows Media Player:

Programs that may open RM files:

1. RealPlayer:

2. VLC Media Player:

Various apps that use files with RM extension: