Update README.md

README.md

@@ -35,7 +35,7 @@ Don't hesitate to report bugs or ask for new features by [openning an issue](htt
 - Supported platforms (standalone): Windows, Linux, BSD, macOS, and Raspberry Pi.
 - Supported platforms (libretro): Windows, Linux, macOS, Raspberry Pi, Android, iOS, tvOS, PlayStation Vita, PlayStation 3, Nintendo 3DS, Nintendo GameCube, Nintendo Wii, Nintendo WiiU, Nintendo Switch, Emscripten, Classic Mini systems (NES, SNES, C64, ...), OpenDingux, RetroFW and QNX.
 - Full debugger with just-in-time disassembler, cpu breakpoints, memory access breakpoints, code navigation (goto address, JP JR and CALL double clicking), debug symbols, memory editor, IO inspector and VRAM viewer including registries, tiles, sprites and backgrounds.
-- Windows and Linux *Portable Mode* by creating a file named `portable.ini` in the same directory as the application binary.
+- Windows and Linux *Portable Mode*.
 - Rom loading from the command line by adding the rom path as an argument.
 - Support for modern game controllers through [gamecontrollerdb.txt](https://github.com/gabomdq/SDL_GameControllerDB) file located in the same directory as the application binary.
 - Support for ColecoVision Super Game Module (SGM) and MegaCart ROMs.