diff --git a/parts/globalTables.lua b/parts/globalTables.lua
index 163cc4c9..46ecd2de 100644
--- a/parts/globalTables.lua
+++ b/parts/globalTables.lua
@@ -193,8 +193,7 @@ USER=FILE.load("conf/user")or{--User infomation
 	--Local data
 	xp=0,lv=1,
 }
-CUSTOMENV=FILE.load("conf/customEnv")
-if not CUSTOMENV or CUSTOMENV.version~=VERSION.code then CUSTOMENV={--gameEnv for cutsom game
+customEnv0={
 	version=VERSION.code,
 
 	--Basic
@@ -233,7 +232,9 @@ if not CUSTOMENV or CUSTOMENV.version~=VERSION.code then CUSTOMENV={--gameEnv fo
 	--Else
 	bg="none",
 	bgm="infinite",
-}end
+}
+CUSTOMENV=FILE.load("conf/customEnv")--gameEnv for cutsom game
+if not CUSTOMENV or CUSTOMENV.version~=VERSION.code then CUSTOMENV=TABLE.copy(customEnv0)end
 SETTING={--Settings
 	--Tuning
 	das=10,arr=2,dascut=0,
diff --git a/parts/language/lang_en.lua b/parts/language/lang_en.lua
index f2bdda5f..237871be 100644
--- a/parts/language/lang_en.lua
+++ b/parts/language/lang_en.lua
@@ -414,8 +414,9 @@ return{
 			clear="Start-Clear",
 			puzzle="Start-Puzzle",
 
+			reset="Reset (Del)",
 			advance="More (A)",
-			mod="Mods",
+			mod="Mods (F1)",
 			field="Edit Field (F)",
 			sequence="Edit Sequence (S)",
 			mission="Edit Mission (M)",
diff --git a/parts/language/lang_fr.lua b/parts/language/lang_fr.lua
index 1824db24..01d4e8d4 100644
--- a/parts/language/lang_fr.lua
+++ b/parts/language/lang_fr.lua
@@ -387,8 +387,9 @@ return{
 			clear="Démarrer Clear",
 			puzzle="Démarrer Puzzle",
 
+			-- reset="Reset (Del)",
 			advance="Plus (A)",
-			mod="Mods",
+			mod="Mods (F1)",
 			field="Modifier la matrice (F)",
 			sequence="Modifier la séquence (S)",
 			mission="Modifier la mission(M)",
diff --git a/parts/language/lang_pt.lua b/parts/language/lang_pt.lua
index ec6810c3..e7c5e3e5 100644
--- a/parts/language/lang_pt.lua
+++ b/parts/language/lang_pt.lua
@@ -415,8 +415,9 @@ return{
 			clear="Iniciar-Limpar",
 			puzzle="Iniciar-Puzzle",
 
+			-- reset="Reset (Del)",
 			advance="Mais (A)",
-			mod="Mods",
+			mod="Mods (F1)",
 			field="Editar Tab. (F)",
 			sequence="Editar Sequência (S)",
 			mission="Editar Missão (M)",
diff --git a/parts/language/lang_sp.lua b/parts/language/lang_sp.lua
index 175866b0..5d2d49ee 100644
--- a/parts/language/lang_sp.lua
+++ b/parts/language/lang_sp.lua
@@ -213,11 +213,11 @@ return{
 		},
 		pause={
 			setting="Opciones (S)",
-			replay=	"Grabación (P)",
+			replay="Grabación (P)",
 			save="Guardar (O)",
-			resume=	"Resumir (esc)",
+			resume="Resumir (esc)",
 			restart="Reiniciar (R)",
-			quit=	"Finalizar (Q)",
+			quit="Finalizar (Q)",
 		},
 		net_menu={
 			ffa="FFA",
@@ -388,8 +388,9 @@ return{
 			clear="Inicio-Fin",
 			puzzle="Inicio-Puzzle",
 
+			-- reset="Reset (Del)",
 			advance="Más opciones (A)",
-			mod="Mods",
+			mod="Mods (F1)",
 			field="Editar Tablero (F)",
 			sequence="Editar Secuencia (S)",
 			mission="Editar Misiones (M)",
diff --git a/parts/language/lang_symbol.lua b/parts/language/lang_symbol.lua
index fddb659b..f6fb2e5d 100644
--- a/parts/language/lang_symbol.lua
+++ b/parts/language/lang_symbol.lua
@@ -233,9 +233,9 @@ return{
 			size="←→",
 		},
 		setting_touchSwitch={
-			b1=	"←:",    b2="→:",   b3="R→:",   b4="←R:",
-			b5=	"R↑↓:",   b6="↓↓:",   b7="↓:",     b8="□←:",
-			b9=	"F1:",    b10="F2:",  b11="←←:",  b12="→→:",
+			b1="←:",    b2="→:",   b3="R→:",   b4="←R:",
+			b5="R↑↓:",   b6="↓↓:",   b7="↓:",     b8="□←:",
+			b9="F1:",    b10="F2:",  b11="←←:",  b12="→→:",
 			b13="↓_:",   b14="↓1:",  b15="↓4:",   b16="↓10:",
 			b17="←↓→↓:", b18="→↓↓:", b19="←↓→↓:",b20="→↓←↓:",
 			norm="-",
@@ -270,8 +270,9 @@ return{
 			clear="Start-Clear",
 			puzzle="Start-Puzzle",
 
+			reset="Reset (Del)",
 			advance="More (A)",
-			mod="?!?!?!",
+			mod="?!?!?! (F1)",
 			field="Edit Field (F)",
 			sequence="Edit Sequence (S)",
 			mission="Edit Mission (M)",
diff --git a/parts/language/lang_zh.lua b/parts/language/lang_zh.lua
index f5701350..39d2826b 100644
--- a/parts/language/lang_zh.lua
+++ b/parts/language/lang_zh.lua
@@ -235,11 +235,11 @@ return{
 		},
 		pause={
 			setting="设置(S)",
-			replay=	"回放(P)",
+			replay="回放(P)",
 			save="保存(O)",
-			resume=	"继续(esc)",
+			resume="继续(esc)",
 			restart="重新开始(R)",
-			quit=	"退出(Q)",
+			quit="退出(Q)",
 		},
 		net_menu={
 			ffa="FFA",
@@ -413,8 +413,9 @@ return{
 			clear="开始-消除",
 			puzzle="开始-拼图",
 
+			reset="重置所有(Del)",
 			advance="更多设置(A)",
-			mod="Mods",
+			mod="Mods (F1)",
 			field="场地编辑(F)",
 			sequence="序列编辑(S)",
 			mission="任务编辑(M)",
diff --git a/parts/language/lang_zh2.lua b/parts/language/lang_zh2.lua
index da77cfa4..aad9a990 100644
--- a/parts/language/lang_zh2.lua
+++ b/parts/language/lang_zh2.lua
@@ -78,7 +78,7 @@ return{
 			spin7="转",
 		},
 		customGame={
-			mod="模组",
+			mod="模组(F1)",
 		},
 		custom_advance={
 			nextCount="预览个数",
diff --git a/parts/scenes/customGame.lua b/parts/scenes/customGame.lua
index 794f3342..1c8887fd 100644
--- a/parts/scenes/customGame.lua
+++ b/parts/scenes/customGame.lua
@@ -12,6 +12,7 @@ local CUSTOMENV=CUSTOMENV
 
 local scene={}
 
+local sure
 local initField
 local function freshMiniFieldVisible()
 	initField=false
@@ -23,6 +24,7 @@ local function freshMiniFieldVisible()
 	end
 end
 function scene.sceneInit()
+	sure=0
 	destroyPlayers()
 	BG.set(CUSTOMENV.bg)
 	BGM.play(CUSTOMENV.bgm)
@@ -61,8 +63,19 @@ function scene.keyDown(key)
 		SCN.go("custom_sequence","swipeD")
 	elseif key=="m"then
 		SCN.go("custom_mission","swipeD")
+	elseif key=="delete"then
+		if sure>20 then
+			TABLE.update(customEnv0,CUSTOMENV)
+			for _,W in next,scene.widgetList do W:reset()end
+			sure=0
+			SFX.play("finesseError",.7)
+		else
+			sure=50
+		end
 	elseif key=="a"then
 		SCN.go("custom_advance","swipeD")
+	elseif key=="f1"then
+		SCN.go("mod","swipeD")
 	elseif key=="c"and kb.isDown("lctrl","rctrl")or key=="cC"then
 		local str="Techmino Quest:"..DATA.copyQuestArgs().."!"
 		if #BAG>0 then str=str..DATA.copySequence()end
@@ -96,6 +109,10 @@ function scene.keyDown(key)
 	end
 end
 
+function scene.update()
+	if sure>0 then sure=sure-1 end
+end
+
 function scene.draw()
 	--Field content
 	if initField then
@@ -143,6 +160,12 @@ function scene.draw()
 		gc.print("#",610,545)
 		gc.print(#MISSION,640,545)
 	end
+
+	--Confirm reset
+	if sure>0 then
+		gc.setColor(1,1,1,sure*.02)
+		gc.draw(drawableText.question,850,80)
+	end
 end
 
 scene.widgetList={
@@ -168,11 +191,12 @@ scene.widgetList={
 	WIDGET.newButton{name="puzzle",	x=1070,	y=550,w=310,h=70,color="lM",font=35,code=pressKey"return2",hide=function()return not initField end},
 
 	--More
-	WIDGET.newKey{name="advance",	x=730,	y=190,w=220,h=90,color="R",font=35,code=goScene"custom_advance"},
-	WIDGET.newKey{name="mod",		x=730,	y=310,w=220,h=90,color="Z",font=35,code=goScene"mod"},
-	WIDGET.newKey{name="field",		x=170,	y=640,w=240,h=80,color="A",font=25,code=goScene"custom_field"},
-	WIDGET.newKey{name="sequence",	x=450,	y=640,w=240,h=80,color="W",font=25,code=goScene"custom_sequence"},
-	WIDGET.newKey{name="mission",	x=730,	y=640,w=240,h=80,color="N",font=25,code=goScene"custom_mission"},
+	WIDGET.newKey{name="reset",		x=730,	y=150,w=220,h=90,color="R",font=30,code=pressKey"delete"},
+	WIDGET.newKey{name="advance",	x=730,	y=270,w=220,h=90,color="F",font=35,code=pressKey"a"},
+	WIDGET.newKey{name="mod",		x=730,	y=390,w=220,h=90,color="Z",font=35,code=pressKey"f1"},
+	WIDGET.newKey{name="field",		x=170,	y=640,w=240,h=80,color="A",font=25,code=pressKey"f"},
+	WIDGET.newKey{name="sequence",	x=450,	y=640,w=240,h=80,color="W",font=25,code=pressKey"s"},
+	WIDGET.newKey{name="mission",	x=730,	y=640,w=240,h=80,color="N",font=25,code=pressKey"m"},
 
 	WIDGET.newButton{name="back",	x=1140,	y=640,	w=170,h=80,font=40,code=pressKey"escape"},
 }