diff --git a/tools/bios_checklist.cfg b/tools/bios_checklist.cfg
index 58a807ad..ae47470a 100644
--- a/tools/bios_checklist.cfg
+++ b/tools/bios_checklist.cfg
@@ -1,16 +1,25 @@
-scph5500.bin^8dd7d5296a650fac7319bce665a6a53c^PSX^PS1 JP BIOS
-scph5501.bin^490f666e1afb15b7362b406ed1cea246^PSX^PS1 US BIOS
-scph5502.bin^32736f17079d0b2b7024407c39bd3050^PSX^PS1 EU BIOS
-ps2-0200a-20040614.bin^d333558cc14561c1fdc334c75d5f37b7^PS2^PS2 US BIOS
-ps2-0200e-20040614.bin^dc752f160044f2ed5fc1f4964db2a095^PS2^PS2 EU BIOS
-ps2-0200j-20040614.bin^0eee5d1c779aa50e94edd168b4ebf42e^PS2^PS2 JP BIOS
-bios_CD_E.bin^e66fa1dc5820d254611fdcdba0662372^SegaCD^MegaCD EU BIOS
-bios_CD_U.bin^854b9150240a198070150e4566ae1290^SegaCD^SegaCD US BIOS
-bios_CD_J.bin^278a9397d192149e84e820ac621a8edd^SegaCD^MegaCD JP BIOS
-sega_101.bin^85ec9ca47d8f6807718151cbcca8b964^Sega Saturn^Saturn JP BIOS
-mpr-17933.bin^3240872c70984b6cbfda1586cab68dbe^Sega Saturn^Saturn US.mdEU BIOS
-mpr-18811-mx.ic1^255113ba943c92a54facd25a10fd780c^Sega Saturn^The King of Fighters 95 ROM Cartridge - Required for this game
-mpr-19367-mx.ic1^1cd19988d1d72a3e7caa0b73234c96b4^Sega Saturn^Ultraman: Hikari no Kyojin Densetsu ROM Cartridge - Required for this game
-bios7.bin^df692a80a5b1bc90728bc3dfc76cd948^Nintendo DS^Used by MelonDS emulator
-bios9.bin^a392174eb3e572fed6447e956bde4b25^Nintendo DS^Used by MelonDS emulator
-firmware.bin^93276d8629990f50a90950ea083ab348^Nintendo DS^Used by MelonDS emulator
\ No newline at end of file
+psxonpsp660.bin^^c53ca5908936d412331790f4426c6c33^PSX^PS1 BIOS
+scph5500.bin^^8dd7d5296a650fac7319bce665a6a53c^PSX^PS1 JP BIOS
+scph5501.bin^^490f666e1afb15b7362b406ed1cea246^PSX^PS1 US BIOS
+scph5502.bin^^32736f17079d0b2b7024407c39bd3050^PSX^PS1 EU BIOS
+ps1_rom.bin^^81bbe60ba7a3d1cea1d48c14cbcc647b^PSX^PS1 BIOS
+ps2-0200a-20040614.bin^^d333558cc14561c1fdc334c75d5f37b7^PS2^PS2 US BIOS
+ps2-0200e-20040614.bin^^dc752f160044f2ed5fc1f4964db2a095^PS2^PS2 EU BIOS
+ps2-0200j-20040614.bin^^0eee5d1c779aa50e94edd168b4ebf42e^PS2^PS2 JP BIOS
+bios_CD_E.bin^^e66fa1dc5820d254611fdcdba0662372^SegaCD^MegaCD EU BIOS
+bios_CD_U.bin^^854b9150240a198070150e4566ae1290^SegaCD^SegaCD US BIOS
+bios_CD_J.bin^^278a9397d192149e84e820ac621a8edd^SegaCD^MegaCD JP BIOS
+sega_101.bin^^85ec9ca47d8f6807718151cbcca8b964^Sega Saturn^Saturn JP BIOS
+mpr-17933.bin^^3240872c70984b6cbfda1586cab68dbe^Sega Saturn^Saturn US.mdEU BIOS
+mpr-18811-mx.ic1^^255113ba943c92a54facd25a10fd780c^Sega Saturn^The King of Fighters 95 ROM Cartridge - Required for this game
+mpr-19367-mx.ic1^^1cd19988d1d72a3e7caa0b73234c96b4^Sega Saturn^Ultraman: Hikari no Kyojin Densetsu ROM Cartridge - Required for this game
+bios7.bin^^df692a80a5b1bc90728bc3dfc76cd948^Nintendo DS^Used by MelonDS emulator
+bios9.bin^^a392174eb3e572fed6447e956bde4b25^Nintendo DS^Used by MelonDS emulator
+firmware.bin^^93276d8629990f50a90950ea083ab348^Nintendo DS^Used by MelonDS emulator
+mcpx_1.0.bin^^d49c52a4102f6df7bcf8d0617ac475ed^XBOX^Used by XEMU emulator
+Complex.bin^^Unknown^XBOX^Used by XEMU emulator
+Complex_4627v1.03.bin^^Unknown^XBOX^Used by XEMU emulator
+Complex_4627.bin^^Unknown^XBOX^Used by XEMU emulator
+eeprom.bin^^Unknown^XBOX^Used by XEMU emulator
+prod.keys^switch/keys/^Unknown^Switch^A required file for Switch emulation in Yuzu
+title.keys^switch/keys/^Unknown^Switch^A required file for Switch emulation in Yuzu
\ No newline at end of file
diff --git a/tools/configurator.sh b/tools/configurator.sh
index a284269f..1e9839bc 100644
--- a/tools/configurator.sh
+++ b/tools/configurator.sh
@@ -387,19 +387,22 @@ configurator_check_multifile_game_structure() {
 }
 
 configurator_check_bios_files_basic() {
+  configurator_generic_dialog "This check will look for BIOS files that RetroDECK has identified as working.\n\nThere may be additional BIOS files that will function with the emulators that are not checked.\n\nSome more advanced emulators such as Yuzu will have additional methods for verifiying the BIOS files are in working order."
   bios_checked_list=()
 
-  while IFS="^" read -r bios_file bios_hash bios_system bios_desc
+  while IFS="^" read -r bios_file bios_subdir bios_hash bios_system bios_desc
   do
     bios_file_found="No"
     bios_hash_matched="No"
-    if [[ -f "$bios_folder/$bios_file" ]]; then
+    if [[ -f "$bios_dir/$bios_subdir$bios_file" ]]; then
       bios_file_found="Yes"
-      if [[ $(md5sum "$bios_folder/$bios_file" | awk '{ print $1 }') == "$bios_hash" ]]; then
+      if [[ $bios_hash == "Unknown" ]]; then
+        bios_hash_matched="Unknown"
+      elif [[ $(md5sum "$bios_dir/$bios_subdir$bios_file" | awk '{ print $1 }') == "$bios_hash" ]]; then
         bios_hash_matched="Yes"
       fi
     fi
-    if [[ $bios_file_found == "Yes" && $bios_hash_matched == "Yes" && ! " ${bios_checked_list[*]} " =~ " ${bios_system} " ]]; then
+    if [[ $bios_file_found == "Yes" && ($bios_hash_matched == "Yes" || $bios_hash_matched == "Unknown") && ! " ${bios_checked_list[*]} " =~ " ${bios_system} " ]]; then
       bios_checked_list=("${bios_checked_list[@]}" "$bios_system" )
     fi
   done < $bios_checklist
@@ -411,15 +414,18 @@ configurator_check_bios_files_basic() {
 }
 
 configurator_check_bios_files_advanced() {
+  configurator_generic_dialog "This check will look for BIOS files that RetroDECK has identified as working.\n\nThere may be additional BIOS files that will function with the emulators that are not checked.\n\nSome more advanced emulators such as Yuzu will have additional methods for verifiying the BIOS files are in working order."
   bios_checked_list=()
 
-  while IFS="^" read -r bios_file bios_hash bios_system bios_desc
+  while IFS="^" read -r bios_file bios_subdir bios_hash bios_system bios_desc
   do
     bios_file_found="No"
     bios_hash_matched="No"
-    if [[ -f "$bios_folder/$bios_file" ]]; then
+    if [[ -f "$bios_dir/$bios_subdir$bios_file" ]]; then
       bios_file_found="Yes"
-      if [[ $(md5sum "$bios_folder/$bios_file" | awk '{ print $1 }') == "$bios_hash" ]]; then
+      if [[ $bios_hash == "Unknown" ]]; then
+        bios_hash_matched="Unknown"
+      elif [[ $(md5sum "$bios_dir/$bios_subdir$bios_file" | awk '{ print $1 }') == "$bios_hash" ]]; then
         bios_hash_matched="Yes"
       fi
     fi