mame

wiki-rtd/docs/wiki_emulator_guides/duckstation/duckstation-guide.md

@@ -36,9 +36,7 @@ PSX games should be put under the `retrodeck/roms/psx/` directory.
 
 ## Does Duckstation require BIOS or Firmware?
 
-Yes, it needs BIOS a PSX BIOS to run games.
-
-There exists several PSX BIOS from different regions and hardware versions.
+Yes, there exists several PSX BIOS from different regions and hardware versions.
 
 [PSX BIOS Guide on Github](https://github.com/LiquidSevens/psx-models-bios-guide)
 

wiki-rtd/docs/wiki_emulator_guides/mame/mame-guide.md

@@ -8,11 +8,30 @@ Games that you want to run with MAME should be put under the `retrodeck/roms/mam
 
 ## What file formats are supported?
 
-Too many to list here but generally `.zip` files is the recommended format that bundles the firmware and bios files with the game. 
+```
+.zip
+.chd
+```
 
 ## Does MAME require BIOS or Firmware?
 
-Yes, but in most cases the firmware or BIOS is bundled inside the games `.zip` with the game files.
+Yes, it depends on the game.
+
+You can do a detailed search over at:
+
+[Arcadeitalia - Mame List](http://adb.arcadeitalia.net/lista_mame.php)
+
+### Where to put the PSX BIOS?
+
+Directly into the folder
+
+`retrodeck/bios/`
+
+For some ROMs it needs to be in the same folder as the roms 
+
+`retrodeck/roms/mame/` 
+
+It all depends on the game.
 
 ## MAME Standalone Folders
 
@@ -76,6 +95,14 @@ Where different types of art assets and metadata are stored
 | UI |`~/.var/app/net.retrodeck.retrodeck/data/mame/assets/ui`|    |
 | Versus |`~/.var/app/net.retrodeck.retrodeck/data/mame/assets/versus`|    |
 
+## Maintaining ROM Sets
+
+As MAME is updated so are the ROM Sets.
+
+It is important to keep using the same ROM Set as the current version shipped with RetroDECK.
+
+Read more on: [Maintaning ROM Sets](https://docs.mamedev.org/usingmame/aboutromsets.html)
+
 ## How-to enable cheats?
 
 RetroDECK already ships the cheat file from [Pugsy's Cheats](https://www.mamecheat.co.uk/) as part of the cheat folder.

wiki-rtd/docs/wiki_emulator_guides/pcsx2/pcsx2-guide.md

@@ -12,17 +12,34 @@
 
 [PCSX2 Compability List](https://pcsx2.net/compat/)
 
-
-## Does PCSX2 require BIOS or Firmware?
-
-Yes, they need to be put directly into the `retrodeck/bios/` without any subfolder.
-
-
 ## Where to put the games
 
 Playstation 2 games should be put under the `retrodeck/roms/ps2/` directory.
 
-PCSX2 supports the following formats: `ISO` `BIN with CUE files` `CHD`
+## What file formats are supported?
+
+```
+.iso
+.bin
+.chd
+```
+
+## Does PCSX2 require BIOS or Firmware?
+
+Yes check the:
+
+[PCSX2 - BIOS Guide](https://pcsx2.net/docs/setup/bios/)
+
+
+### Where to put the PSX BIOS?
+
+Directly into the folder
+
+`retrodeck/bios/`
+
+**Example:**
+
+`retrodeck/bios/Scph1001.bin`