diff --git a/src/MauiSettings/Helper/MauiSettingsHelper.cs b/src/MauiSettings/Helper/MauiSettingsHelper.cs
index 44fcde6..e131266 100644
--- a/src/MauiSettings/Helper/MauiSettingsHelper.cs
+++ b/src/MauiSettings/Helper/MauiSettingsHelper.cs
@@ -16,7 +16,7 @@ internal class MauiSettingsHelper
          * - String
          * - DateTime
         */
-        public static T GetSettingsValue<T>(string key, T defaultValue)
+        public static T? GetSettingsValue<T>(string key, T defaultValue)
         {
             object? returnValue = null;
             try
@@ -73,17 +73,18 @@ public static T GetSettingsValue<T>(string key, T defaultValue)
             //return (T)Convert.ChangeType(returnValue, typeof(T));
         }
 
-        public static T ChangeSettingsType<T>(object settingsValue, T defaultValue) => (T)Convert.ChangeType(settingsValue, typeof(T));
+        public static T? ChangeSettingsType<T>(object settingsValue, T defaultValue) => (T)Convert.ChangeType(settingsValue, typeof(T)) ?? default;
 
         // Docs: https://docs.microsoft.com/en-us/dotnet/maui/platform-integration/storage/secure-storage?tabs=ios
         // Only string is allowed for secure storage
-        public static async Task<string> GetSecureSettingsValueAsync(string key, string defaultValue)
+        public static async Task<string> GetSecureSettingsValueAsync(string key, string? defaultValue)
         {
+            defaultValue ??= string.Empty;
             string? settingsObject = await SecureStorage.Default.GetAsync(key);
             return settingsObject == null ? defaultValue : settingsObject;
         }
 
-        public static void SetSettingsValue(string key, object value)
+        public static void SetSettingsValue(string key, object? value)
         {
             switch (value)
             {
diff --git a/src/MauiSettings/Utilities/MauiSettingNameFormater.cs b/src/MauiSettings/Utilities/MauiSettingNameFormater.cs
index 3dc046d..c47af35 100644
--- a/src/MauiSettings/Utilities/MauiSettingNameFormater.cs
+++ b/src/MauiSettings/Utilities/MauiSettingNameFormater.cs
@@ -16,7 +16,9 @@ internal class MauiSettingNameFormater
         public const string Version = "v1";
         public const string NamePrefix = "AR";
         #endregion
-        public static string GetFullSettingName(Type settingsType, MemberInfo mi, MauiSettingBaseAttribute baseSettingAttr)
+
+        #region Methods
+        public static string GetFullSettingName(Type? settingsType, MemberInfo mi, MauiSettingBaseAttribute? baseSettingAttr)
         {
             string name;
             if (string.IsNullOrEmpty(baseSettingAttr?.Name))
@@ -30,5 +32,7 @@ public static string GetFullSettingName(Type settingsType, MemberInfo mi, MauiSe
             }
             return $"{NamePrefix}_{Version}_{name}{(settingsType == null ? "" : $"_{settingsType}")}";
         }
+        public static string GetSettingsNamePrefix() => $"{NamePrefix}_{Version}";
+        #endregion
     }
 }