diff --git a/resources/systems/macos/es_systems.xml b/resources/systems/macos/es_systems.xml
index d6a8ad767..76a67d9c9 100644
--- a/resources/systems/macos/es_systems.xml
+++ b/resources/systems/macos/es_systems.xml
@@ -423,7 +423,7 @@
         <name>famicom</name>
         <fullname>Nintendo Family Computer</fullname>
         <path>%ROMPATH%/famicom</path>
-        <extension>.nes .NES .unf .UNF .unif .UNIF .7z .7Z .zip .ZIP</extension>
+        <extension>.fds .FDS .nes .NES .unf .UNF .unif .UNIF .7z .7Z .zip .ZIP</extension>
         <command label="Mesen">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/mesen_libretro.dylib %ROM%</command>
         <command label="Nestopia UE">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/nestopia_libretro.dylib %ROM%</command>
         <command label="FCEUmm">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/fceumm_libretro.dylib %ROM%</command>
@@ -570,7 +570,7 @@
         <name>genesis</name>
         <fullname>Sega Genesis</fullname>
         <path>%ROMPATH%/genesis</path>
-        <extension>.68k .68K .bin .BIN .bms .BMS .chd .CHD .cue .CUE .gen .GEN .gg .GG .iso .ISO .m3u .M3U .md .MD .mdx .MDX .sg .SG .sgd .SGD .smd .SMD .sms .SMS .7z .7Z .zip .ZIP</extension>
+        <extension>.32x .32X .68k .68K .bin .BIN .bms .BMS .chd .CHD .cue .CUE .gen .GEN .gg .GG .iso .ISO .m3u .M3U .md .MD .mdx .MDX .sg .SG .sgd .SGD .smd .SMD .sms .SMS .7z .7Z .zip .ZIP</extension>
         <command label="Genesis Plus GX">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/genesis_plus_gx_libretro.dylib %ROM%</command>
         <command label="Genesis Plus GX Wide">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/genesis_plus_gx_wide_libretro.dylib %ROM%</command>
         <command label="PicoDrive">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/picodrive_libretro.dylib %ROM%</command>
@@ -718,7 +718,7 @@
         <name>megadrive</name>
         <fullname>Sega Mega Drive</fullname>
         <path>%ROMPATH%/megadrive</path>
-        <extension>.68k .68K .bin .BIN .bms .BMS .chd .CHD .cue .CUE .gen .GEN .gg .GG .iso .ISO .m3u .M3U .md .MD .mdx .MDX .sg .SG .sgd .SGD .smd .SMD .sms .SMS .7z .7Z .zip .ZIP</extension>
+        <extension>.32x .32X .68k .68K .bin .BIN .bms .BMS .chd .CHD .cue .CUE .gen .GEN .gg .GG .iso .ISO .m3u .M3U .md .MD .mdx .MDX .sg .SG .sgd .SGD .smd .SMD .sms .SMS .7z .7Z .zip .ZIP</extension>
         <command label="Genesis Plus GX">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/genesis_plus_gx_libretro.dylib %ROM%</command>
         <command label="Genesis Plus GX Wide">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/genesis_plus_gx_wide_libretro.dylib %ROM%</command>
         <command label="PicoDrive">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/picodrive_libretro.dylib %ROM%</command>
@@ -921,7 +921,7 @@
         <name>nes</name>
         <fullname>Nintendo Entertainment System</fullname>
         <path>%ROMPATH%/nes</path>
-        <extension>.nes .NES .unf .UNF .unif .UNIF .7z .7Z .zip .ZIP</extension>
+        <extension>.fds .FDS .nes .NES .unf .UNF .unif .UNIF .7z .7Z .zip .ZIP</extension>
         <command label="Mesen">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/mesen_libretro.dylib %ROM%</command>
         <command label="Nestopia UE">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/nestopia_libretro.dylib %ROM%</command>
         <command label="FCEUmm">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/fceumm_libretro.dylib %ROM%</command>
diff --git a/resources/systems/unix/es_systems.xml b/resources/systems/unix/es_systems.xml
index 7bb88a72c..f4f1071af 100644
--- a/resources/systems/unix/es_systems.xml
+++ b/resources/systems/unix/es_systems.xml
@@ -425,7 +425,7 @@
         <name>famicom</name>
         <fullname>Nintendo Family Computer</fullname>
         <path>%ROMPATH%/famicom</path>
-        <extension>.nes .NES .unf .UNF .unif .UNIF .7z .7Z .zip .ZIP</extension>
+        <extension>.fds .FDS .nes .NES .unf .UNF .unif .UNIF .7z .7Z .zip .ZIP</extension>
         <command label="Mesen">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/mesen_libretro.so %ROM%</command>
         <command label="Nestopia UE">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/nestopia_libretro.so %ROM%</command>
         <command label="Nestopia UE (Standalone)">%EMULATOR_NESTOPIA-UE% --fullscreen %ROM%</command>
@@ -575,7 +575,7 @@
         <name>genesis</name>
         <fullname>Sega Genesis</fullname>
         <path>%ROMPATH%/genesis</path>
-        <extension>.68k .68K .bin .BIN .bms .BMS .chd .CHD .cue .CUE .gen .GEN .gg .GG .iso .ISO .m3u .M3U .md .MD .mdx .MDX .sg .SG .sgd .SGD .smd .SMD .sms .SMS .7z .7Z .zip .ZIP</extension>
+        <extension>.32x .32X .68k .68K .bin .BIN .bms .BMS .chd .CHD .cue .CUE .gen .GEN .gg .GG .iso .ISO .m3u .M3U .md .MD .mdx .MDX .sg .SG .sgd .SGD .smd .SMD .sms .SMS .7z .7Z .zip .ZIP</extension>
         <command label="Genesis Plus GX">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/genesis_plus_gx_libretro.so %ROM%</command>
         <command label="Genesis Plus GX Wide">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/genesis_plus_gx_wide_libretro.so %ROM%</command>
         <command label="PicoDrive">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/picodrive_libretro.so %ROM%</command>
@@ -725,7 +725,7 @@
         <name>megadrive</name>
         <fullname>Sega Mega Drive</fullname>
         <path>%ROMPATH%/megadrive</path>
-        <extension>.68k .68K .bin .BIN .bms .BMS .chd .CHD .cue .CUE .gen .GEN .gg .GG .iso .ISO .m3u .M3U .md .MD .mdx .MDX .sg .SG .sgd .SGD .smd .SMD .sms .SMS .7z .7Z .zip .ZIP</extension>
+        <extension>.32x .32X .68k .68K .bin .BIN .bms .BMS .chd .CHD .cue .CUE .gen .GEN .gg .GG .iso .ISO .m3u .M3U .md .MD .mdx .MDX .sg .SG .sgd .SGD .smd .SMD .sms .SMS .7z .7Z .zip .ZIP</extension>
         <command label="Genesis Plus GX">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/genesis_plus_gx_libretro.so %ROM%</command>
         <command label="Genesis Plus GX Wide">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/genesis_plus_gx_wide_libretro.so %ROM%</command>
         <command label="PicoDrive">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/picodrive_libretro.so %ROM%</command>
@@ -932,7 +932,7 @@
         <name>nes</name>
         <fullname>Nintendo Entertainment System</fullname>
         <path>%ROMPATH%/nes</path>
-        <extension>.nes .NES .unf .UNF .unif .UNIF .7z .7Z .zip .ZIP</extension>
+        <extension>.fds .FDS .nes .NES .unf .UNF .unif .UNIF .7z .7Z .zip .ZIP</extension>
         <command label="Mesen">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/mesen_libretro.so %ROM%</command>
         <command label="Nestopia UE">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/nestopia_libretro.so %ROM%</command>
         <command label="Nestopia UE (Standalone)">%EMULATOR_NESTOPIA-UE% --fullscreen %ROM%</command>
diff --git a/resources/systems/windows/es_systems.xml b/resources/systems/windows/es_systems.xml
index 2f51bdfb7..ef5348e3b 100644
--- a/resources/systems/windows/es_systems.xml
+++ b/resources/systems/windows/es_systems.xml
@@ -427,7 +427,7 @@
         <name>famicom</name>
         <fullname>Nintendo Family Computer</fullname>
         <path>%ROMPATH%\famicom</path>
-        <extension>.nes .NES .unf .UNF .unif .UNIF .7z .7Z .zip .ZIP</extension>
+        <extension>.fds .FDS .nes .NES .unf .UNF .unif .UNIF .7z .7Z .zip .ZIP</extension>
         <command label="Mesen">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%\mesen_libretro.dll %ROM%</command>
         <command label="Nestopia UE">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%\nestopia_libretro.dll %ROM%</command>
         <command label="FCEUmm">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%\fceumm_libretro.dll %ROM%</command>
@@ -575,7 +575,7 @@
         <name>genesis</name>
         <fullname>Sega Genesis</fullname>
         <path>%ROMPATH%\genesis</path>
-        <extension>.68k .68K .bin .BIN .bms .BMS .chd .CHD .cue .CUE .gen .GEN .gg .GG .iso .ISO .m3u .M3U .md .MD .mdx .MDX .sg .SG .sgd .SGD .smd .SMD .sms .SMS .7z .7Z .zip .ZIP</extension>
+        <extension>.32x .32X .68k .68K .bin .BIN .bms .BMS .chd .CHD .cue .CUE .gen .GEN .gg .GG .iso .ISO .m3u .M3U .md .MD .mdx .MDX .sg .SG .sgd .SGD .smd .SMD .sms .SMS .7z .7Z .zip .ZIP</extension>
         <command label="Genesis Plus GX">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%\genesis_plus_gx_libretro.dll %ROM%</command>
         <command label="Genesis Plus GX Wide">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%\genesis_plus_gx_wide_libretro.dll %ROM%</command>
         <command label="PicoDrive">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%\picodrive_libretro.dll %ROM%</command>
@@ -727,7 +727,7 @@
         <name>megadrive</name>
         <fullname>Sega Mega Drive</fullname>
         <path>%ROMPATH%\megadrive</path>
-        <extension>.68k .68K .bin .BIN .bms .BMS .chd .CHD .cue .CUE .gen .GEN .gg .GG .iso .ISO .m3u .M3U .md .MD .mdx .MDX .sg .SG .sgd .SGD .smd .SMD .sms .SMS .7z .7Z .zip .ZIP</extension>
+        <extension>.32x .32X .68k .68K .bin .BIN .bms .BMS .chd .CHD .cue .CUE .gen .GEN .gg .GG .iso .ISO .m3u .M3U .md .MD .mdx .MDX .sg .SG .sgd .SGD .smd .SMD .sms .SMS .7z .7Z .zip .ZIP</extension>
         <command label="Genesis Plus GX">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%\genesis_plus_gx_libretro.dll %ROM%</command>
         <command label="Genesis Plus GX Wide">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%\genesis_plus_gx_wide_libretro.dll %ROM%</command>
         <command label="PicoDrive">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%\picodrive_libretro.dll %ROM%</command>
@@ -932,7 +932,7 @@
         <name>nes</name>
         <fullname>Nintendo Entertainment System</fullname>
         <path>%ROMPATH%\nes</path>
-        <extension>.nes .NES .unf .UNF .unif .UNIF .7z .7Z .zip .ZIP</extension>
+        <extension>.fds .FDS .nes .NES .unf .UNF .unif .UNIF .7z .7Z .zip .ZIP</extension>
         <command label="Mesen">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%\mesen_libretro.dll %ROM%</command>
         <command label="Nestopia UE">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%\nestopia_libretro.dll %ROM%</command>
         <command label="FCEUmm">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%\fceumm_libretro.dll %ROM%</command>