diff --git a/sonic-radiance.love/birb/core/debug.lua b/sonic-radiance.love/birb/core/debug.lua
index 26c797d..dda8b20 100644
--- a/sonic-radiance.love/birb/core/debug.lua
+++ b/sonic-radiance.love/birb/core/debug.lua
@@ -1,4 +1,4 @@
--- core/debug.lua :: Debug functions for the core system.
+-- core/debug.lua :: The basic internal debug framework of the birb engine.
 
 --[[
   Copyright © 2019 Kazhnuz
diff --git a/sonic-radiance.love/birb/core/init.lua b/sonic-radiance.love/birb/core/init.lua
index 2ecefee..dcfbcf8 100644
--- a/sonic-radiance.love/birb/core/init.lua
+++ b/sonic-radiance.love/birb/core/init.lua
@@ -39,6 +39,8 @@ local SceneManager  = require(cwd .. "scenemanager")
 -- Initialize and configure the core object
 
 function CoreSystem:new(isDebug)
+  self:setDefaultConf()
+
   self.debug    = DebugSystem(self, isDebug)
   self.options  = Options(self)
   self.input    = Input(self)
@@ -47,10 +49,30 @@ function CoreSystem:new(isDebug)
   self.lang         = Lang(self)
 end
 
+function CoreSystem:setDefaultConf()
+  self.conf = {}
+  self.conf.window = {}
+  self.conf.modules = {}
+  love.conf(self.conf)
+end
+
 function CoreSystem:registerGameSystem(gamesystem)
   self.game = gamesystem
 end
 
+function CoreSystem:getDefaultConf()
+  return self.conf
+end
+
+function CoreSystem:getIdentity(versionned)
+  local identity = self.conf.identity or "birbengine"
+  if (versionned) then
+    local version = self.conf.gameversion or 0
+    identity = identity .. "-" .. version
+  end
+  return identity
+end
+
 -- MOUSE FUNCTIONS
 -- get directly the mouse when needed
 
diff --git a/sonic-radiance.love/birb/core/options.lua b/sonic-radiance.love/birb/core/options.lua
index 8fc2637..50f193b 100644
--- a/sonic-radiance.love/birb/core/options.lua
+++ b/sonic-radiance.love/birb/core/options.lua
@@ -39,13 +39,14 @@ function OptionsManager:new(controller)
 end
 
 function OptionsManager:reset()
+  local conf = self.controller:getDefaultConf()
   -- Reset the option to the game defaults.
   self.data.video = {}
-  self.data.video.crtfilter   = false
-  self.data.video.resolution  = 2
-  self.data.video.border      = true
-  self.data.video.vsync       = true
-  self.data.video.fullscreen  = false
+  self.data.video.crtfilter   = (conf.window.crtfilter == true)
+  self.data.video.resolution  = conf.window.resolution or 1
+  self.data.video.border      = (conf.window.borderless == false)
+  self.data.video.vsync       = (conf.window.vsync ~= false)
+  self.data.video.fullscreen  = (conf.window.fullscreen == true)
 
   -- We load the default files
   self.data.input     = self:getInputDefaultData()
@@ -54,8 +55,8 @@ function OptionsManager:reset()
   self.data.language  = self:getTranslationDefaultData()
 
   self.data.audio = {}
-  self.data.audio.music = 100
-  self.data.audio.sfx   = 100
+  self.data.audio.music = conf.volume.music or 100
+  self.data.audio.sfx   = conf.volume.sfx or 100
 end
 
 -- INFO FUNCTIONS
diff --git a/sonic-radiance.love/conf.lua b/sonic-radiance.love/conf.lua
index fdc1472..985872b 100644
--- a/sonic-radiance.love/conf.lua
+++ b/sonic-radiance.love/conf.lua
@@ -4,11 +4,13 @@ function love.conf(t)
     t.console = false                   -- Attach a console (boolean, Windows only)
     t.accelerometerjoystick = false     -- Enable the accelerometer on iOS and Android by exposing it as a Joystick (boolean)
     t.gammacorrect = false              -- Enable gamma-correct rendering, when supported by the system (boolean)
+    t.debugLevel = 4                    -- Debug level mode : 0=Error only, 3=Everything.
+    t.gameversion = "0.0.7"             -- The game version (different than love2D version)
 
     t.window.title = "Sonic Radiance" -- The window title (string)
     t.window.icon = nil                 -- Filepath to an image to use as the window's icon (string)
-    t.window.width = 424                -- The window width (number)
-    t.window.height = 240               -- The window height (number)
+    t.window.width = 424                -- The window internal width (number)
+    t.window.height = 240               -- The window internal height (number)
     t.window.borderless = false         -- Remove all border visuals from the window (boolean)
     t.window.resizable = false          -- Let the window be user-resizable (boolean)
     t.window.minwidth = 1               -- Minimum window width if the window is resizable (number)
@@ -21,6 +23,11 @@ function love.conf(t)
     t.window.highdpi = false            -- Enable high-dpi mode for the window on a Retina display (boolean)
     t.window.x = nil                    -- The x-coordinate of the window's position in the specified display (number)
     t.window.y = nil                    -- The y-coordinate of the window's position in the specified display (number)
+    t.window.resolution = 2             -- The default resolution
+
+    t.volume = {}
+    t.volume.music = 100                  -- music audio volume
+    t.volume.sfx   = 100                  -- sfx audio volume
 
     t.modules.audio = true              -- Enable the audio module (boolean)
     t.modules.event = true              -- Enable the event module (boolean)
diff --git a/sonic-radiance.love/game/init.lua b/sonic-radiance.love/game/init.lua
index b2742bf..8a58df5 100644
--- a/sonic-radiance.love/game/init.lua
+++ b/sonic-radiance.love/game/init.lua
@@ -41,7 +41,7 @@ Game.gui    = require "game.modules.gui"
 function Game:new()
   self.slot = -1
   self.slotNumber = 3
-  self.version = "0.0.7"
+  self.version = core.conf.gameversion or "N/A"
   self:resetData()
 end