What is an FM2 file? An FM2 file contains information in the FCEUX Movie Capture Format (FM2). It stores records of buttons pushed during gameplay in plain text and binary format, along with metadata , such as the movie file format and the version of the emulator that created the FM2 file. FM2 files replaced the FCM movie format.

More Information You will most likely only encounter FM2 files when capturing gameplay of an NES or Famicom game with the FCEUX emulator. When you open an FM2 file in FCEUX, the emulator reads the button data plays it back to recreate the gameplay. To create an FM2 file with FCEUX, follow these steps: Open the game ROM you are going to emulate in FCEUX Select File → Movie → Record Movie Name the FM2 file and click "Start" To open an FM2 file with FCEUX, follow these steps: Open the game ROM you are going to emulate in FCEUX Select File → Replay Movie Navigate to the FM2 file and select it NOTE: FCEUX is an advanced version of the FCE Ultra emulator. It is designed to provide functions from different FCE Ultra branches, such as FCEU rerecording, FCEUXD, and FCEUXDSP.