What is a gen file and how do I open a gen file?
A file with the GEN extension is a game ROM used by Sega Genesis/Megadrive emulators. It saves a copy of the contents of an original game cartridge and allows the game to be played on a PC with supporting emulation software. The GEN file extension is interchangeable with SMD and BIN, also used for Sega Genesis ROM.
Relevant gen file links:How to open gen file on Youtube
How to open gen file on Wikipedia
How to open gen file on Microsoft.com