Register ResetButtonCallback SetCore method early

CoreScriptsRoot/CoreScripts/Topbar.lua

@@ -18,8 +18,10 @@ local newNotificationPath = getNewNotificationPathSuccess and newNotificationPat
 local newChatVisiblePropSuccess, newChatVisiblePropValue =  pcall(function() return settings():GetFFlag("ChatVisiblePropertyEnabled") end)
 local newChatVisibleProp = (newChatVisiblePropSuccess and newChatVisiblePropValue)
 
---[[ END OF FFLAG VALUES ]]
+local resetButtonFlagSuccess, resetButtonFlagValue = pcall(function() return settings():GetFFlag("AllowResetButtonCustomization") end)
+local resetButtonCustomizationAllowed = (resetButtonFlagSuccess and resetButtonFlagValue == true)
 
+--[[ END OF FFLAG VALUES ]]
 
 --[[ SERVICES ]]
 
@@ -34,6 +36,12 @@ local TextService = game:GetService('TextService')
 
 --[[ END OF SERVICES ]]
 
+-- Register SetCore functions early
+local earlyResetCallbackValue = nil
+if resetButtonCustomizationAllowed then
+	StarterGui:RegisterSetCore("ResetButtonCallback", function(value) earlyResetCallbackValue = value end)
+end
+
 --[[ MODULES ]]--
 local GuiRoot = CoreGuiService:WaitForChild('RobloxGui')
 local TopbarConstants = require(GuiRoot.Modules.TopbarConstants)
@@ -53,8 +61,8 @@ if defeatableTopbar then
 		end
 	end)
 end
-local lookMenuEnabled = true
 
+local lookMenuEnabled = true
 local settingsActive = false
 
 local GameSettings = UserSettings().GameSettings
@@ -939,6 +947,10 @@ end
 local function CreateSettingsIcon(topBarInstance)
 	local MenuModule = require(GuiRoot.Modules.Settings.SettingsHub)
 
+	if earlyResetCallbackValue ~= nil then
+		MenuModule:SetResetButtonCallback(earlyResetCallbackValue)
+	end
+
 	local settingsIconButton = Util.Create'ImageButton'
 	{
 		Name = "Settings";

CoreScriptsRoot/Modules/Settings/SettingsHub.lua

@@ -378,23 +378,30 @@ local function CreateSettingsHub()
         end
       end
 
+      local function resetCustomizationFunc(callback)
+        local isBindableSuccess, isBindableValue = pcall(function() return type(callback) == "userdata" and callback:IsA("BindableEvent") end)
+        local isBindable = (isBindableSuccess and isBindableValue)
+        if isBindable or type(callback) == "boolean" then
+          this.ResetCharacterPage:SetResetCallback(callback)
+        else
+          warn("ResetButtonCallback must be set to a BindableEvent or a boolean")
+        end
+
+        if callback == false then
+          setResetEnabled(false)
+        elseif not resetEnabled and (isBindable or callback == true) then
+          setResetEnabled(true)
+        end
+      end
+
+	  function this:SetResetButtonCallback(value)
+	    resetCustomizationFunc(value)
+	  end
+
       if resetButtonCustomizationAllowed then
-        StarterGui:RegisterSetCore("ResetButtonCallback", function(callback)
-          local isBindableSuccess, isBindableValue = pcall(function() return type(callback) == "userdata" and callback:IsA("BindableEvent") end)
-          local isBindable = (isBindableSuccess and isBindableValue)
-          if isBindable or type(callback) == "boolean" then
-            this.ResetCharacterPage:SetResetCallback(callback)
-          else
-            warn("ResetButtonCallback must be set to a BindableEvent or a boolean")
-          end
-          if callback == false then
-            setResetEnabled(false)
-          elseif not resetEnabled and (isBindable or callback == true) then
-            setResetEnabled(true)
-          end
-        end)
+        StarterGui:RegisterSetCore("ResetButtonCallback", resetCustomizationFunc)
       end
-     
+
       -- Xbox Only
       local inviteToGameFunc = function()
         local platformService = game:GetService('PlatformService')
@@ -1246,6 +1253,10 @@ function moduleApiTable:HideShield()
   SettingsHubInstance:HideShield()
 end
 
+function moduleApiTable:SetResetButtonCallback(value)
+  SettingsHubInstance:SetResetButtonCallback(value)
+end
+
 moduleApiTable.SettingsShowSignal = SettingsHubInstance.SettingsShowSignal
 
 moduleApiTable.Instance = SettingsHubInstance