diff --git a/IPA.Loader/Config/IniFile.cs b/IPA.Loader/Config/IniFile.cs
new file mode 100644
index 00000000..7a808728
--- /dev/null
+++ b/IPA.Loader/Config/IniFile.cs
@@ -0,0 +1,100 @@
+using System;
+using System.IO;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace IPA.Config
+{
+    /// <summary>
+    /// Create a New INI file to store or load data
+    /// </summary>
+    [Obsolete("Jesus, this uses old 16-bit system calls!")]
+    internal class IniFile
+    {
+        [DllImport("KERNEL32.DLL", EntryPoint = "GetPrivateProfileStringW",
+        SetLastError = true,
+        CharSet = CharSet.Unicode, ExactSpelling = true,
+        CallingConvention = CallingConvention.StdCall)]
+        private static extern int GetPrivateProfileString(
+          string lpSection,
+          string lpKey,
+          string lpDefault,
+          StringBuilder lpReturnString,
+          int nSize,
+          string lpFileName);
+
+        [DllImport("KERNEL32.DLL", EntryPoint = "WritePrivateProfileStringW",
+          SetLastError = true,
+          CharSet = CharSet.Unicode, ExactSpelling = true,
+          CallingConvention = CallingConvention.StdCall)]
+        private static extern int WritePrivateProfileString(
+          string lpSection,
+          string lpKey,
+          string lpValue,
+          string lpFileName);
+
+        /*private string _path = "";
+        public string Path
+        {
+            get
+            {
+                return _path;
+            }
+            set
+            {
+                if (!File.Exists(value))
+                    File.WriteAllText(value, "", Encoding.Unicode);
+                _path = value;
+            }
+        }*/
+
+        private FileInfo _iniFileInfo;
+        public FileInfo IniFileInfo {
+            get => _iniFileInfo;
+            set { 
+                _iniFileInfo = value;
+                if (_iniFileInfo.Exists) return;
+                _iniFileInfo.Directory?.Create();
+                _iniFileInfo.Create();
+            }
+        }
+
+        /// <summary>
+        /// INIFile Constructor.
+        /// </summary>
+        /// <PARAM name="iniPath"></PARAM>
+        public IniFile(string iniPath)
+        {
+            IniFileInfo = new FileInfo(iniPath);
+            //this.Path = INIPath;
+        }
+
+        /// <summary>
+        /// Write Data to the INI File
+        /// </summary>
+        /// <PARAM name="section"></PARAM>
+        /// Section name
+        /// <PARAM name="key"></PARAM>
+        /// Key Name
+        /// <PARAM name="value"></PARAM>
+        /// Value Name
+        public void IniWriteValue(string section, string key, string value)
+        {
+            WritePrivateProfileString(section, key, value, IniFileInfo.FullName);
+        }
+
+        /// <summary>
+        /// Read Data Value From the Ini File
+        /// </summary>
+        /// <PARAM name="section"></PARAM>
+        /// <PARAM name="key"></PARAM>
+        /// <returns></returns>
+        public string IniReadValue(string section, string key)
+        {
+            const int maxChars = 1023;
+            StringBuilder result = new StringBuilder(maxChars);
+            GetPrivateProfileString(section, key, "", result, maxChars, IniFileInfo.FullName);
+            return result.ToString();
+        }
+    }
+}
diff --git a/IPA.Loader/Config/ModPrefs.cs b/IPA.Loader/Config/ModPrefs.cs
new file mode 100644
index 00000000..a719db6b
--- /dev/null
+++ b/IPA.Loader/Config/ModPrefs.cs
@@ -0,0 +1,266 @@
+using System;
+using System.Globalization;
+using System.IO;
+using IPA.Loader;
+#if NET3
+using Path = Net3_Proxy.Path;
+#endif
+
+namespace IPA.Config
+{
+    /// <summary>
+    /// Allows to get and set preferences for your mod. 
+    /// </summary>
+    [Obsolete("Uses IniFile, which uses 16 bit system calls. Use BS Utils INI system for now.")]
+    public interface IModPrefs
+    {
+        /// <summary>
+        /// Gets a string from the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <param name="defaultValue">Value that should be used when no value is found.</param>
+        /// <param name="autoSave">Whether or not the default value should be written if no value is found.</param>
+        /// <returns></returns>
+        string GetString(string section, string name, string defaultValue = "", bool autoSave = false);
+        /// <summary>
+        /// Gets an int from the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <param name="defaultValue">Value that should be used when no value is found.</param>
+        /// <param name="autoSave">Whether or not the default value should be written if no value is found.</param>
+        /// <returns></returns>
+        int GetInt(string section, string name, int defaultValue = 0, bool autoSave = false);
+        /// <summary>
+        /// Gets a float from the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <param name="defaultValue">Value that should be used when no value is found.</param>
+        /// <param name="autoSave">Whether or not the default value should be written if no value is found.</param>
+        /// <returns></returns>
+        float GetFloat(string section, string name, float defaultValue = 0f, bool autoSave = false);
+        /// <summary>
+        /// Gets a bool from the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <param name="defaultValue">Value that should be used when no value is found.</param>
+        /// <param name="autoSave">Whether or not the default value should be written if no value is found.</param>
+        /// <returns></returns>
+        bool GetBool(string section, string name, bool defaultValue = false, bool autoSave = false);
+        /// <summary>
+        /// Checks whether or not a key exists in the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <returns></returns>
+        bool HasKey(string section, string name);
+        /// <summary>
+        /// Sets a float in the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <param name="value">Value that should be written.</param>
+        void SetFloat(string section, string name, float value);
+        /// <summary>
+        /// Sets an int in the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <param name="value">Value that should be written.</param>
+        void SetInt(string section, string name, int value);
+        /// <summary>
+        /// Sets a string in the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <param name="value">Value that should be written.</param>
+        void SetString(string section, string name, string value);
+        /// <summary>
+        /// Sets a bool in the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <param name="value">Value that should be written.</param>
+        void SetBool(string section, string name, bool value);
+    }
+
+    /// <inheritdoc />
+    /// <summary>
+    /// Allows to get and set preferences for your mod. 
+    /// </summary>
+    [Obsolete("Uses IniFile, which uses 16 bit system calls. Use BS Utils INI system for now.")]
+    public class ModPrefs : IModPrefs
+    {
+        private static ModPrefs _staticInstance;
+        private static IModPrefs StaticInstance => _staticInstance ?? (_staticInstance = new ModPrefs());
+
+        private readonly IniFile _instance;
+
+        /// <summary>
+        /// Constructs a ModPrefs object for the provide plugin.
+        /// </summary>
+        /// <param name="plugin">the plugin to get the preferences file for</param>
+        public ModPrefs(PluginLoader.PluginMetadata plugin) {
+            _instance = new IniFile(Path.Combine(Environment.CurrentDirectory, "UserData", "ModPrefs",
+                $"{plugin.Name}.ini"));
+        }
+
+        private ModPrefs()
+        {
+            _instance = new IniFile(Path.Combine(Environment.CurrentDirectory, "UserData", "modprefs.ini"));
+        }
+
+        string IModPrefs.GetString(string section, string name, string defaultValue, bool autoSave)
+        {
+            var value = _instance.IniReadValue(section, name);
+            if (value != "")
+                return value;
+            else if (autoSave)
+                (this as IModPrefs).SetString(section, name, defaultValue);
+
+            return defaultValue;
+        }
+        /// <summary>
+        /// Gets a string from the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <param name="defaultValue">Value that should be used when no value is found.</param>
+        /// <param name="autoSave">Whether or not the default value should be written if no value is found.</param>
+        /// <returns></returns>
+        public static string GetString(string section, string name, string defaultValue = "", bool autoSave = false)
+            => StaticInstance.GetString(section, name, defaultValue, autoSave);
+
+        int IModPrefs.GetInt(string section, string name, int defaultValue, bool autoSave)
+        {
+            if (int.TryParse(_instance.IniReadValue(section, name), out var value))
+                return value;
+            else if (autoSave)
+                (this as IModPrefs).SetInt(section, name, defaultValue);
+                
+            return defaultValue;
+        }
+        /// <summary>
+        /// Gets an int from the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <param name="defaultValue">Value that should be used when no value is found.</param>
+        /// <param name="autoSave">Whether or not the default value should be written if no value is found.</param>
+        /// <returns></returns>
+        public static int GetInt(string section, string name, int defaultValue = 0, bool autoSave = false)
+            => StaticInstance.GetInt(section, name, defaultValue, autoSave);
+
+        float IModPrefs.GetFloat(string section, string name, float defaultValue, bool autoSave)
+        {
+            if (float.TryParse(_instance.IniReadValue(section, name), out var value))
+                return value;
+            else if (autoSave)
+                (this as IModPrefs).SetFloat(section, name, defaultValue);
+
+            return defaultValue;
+        }
+        /// <summary>
+        /// Gets a float from the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <param name="defaultValue">Value that should be used when no value is found.</param>
+        /// <param name="autoSave">Whether or not the default value should be written if no value is found.</param>
+        /// <returns></returns>
+        public static float GetFloat(string section, string name, float defaultValue = 0f, bool autoSave = false)
+            => StaticInstance.GetFloat(section, name, defaultValue, autoSave);
+
+        bool IModPrefs.GetBool(string section, string name, bool defaultValue, bool autoSave)
+        {
+            string sVal = GetString(section, name, null);
+            if (sVal == "1" || sVal == "0")
+            {
+                return sVal == "1";
+            }
+            else if (autoSave)
+            {
+                (this as IModPrefs).SetBool(section, name, defaultValue);
+            }
+
+            return defaultValue;
+        }
+        /// <summary>
+        /// Gets a bool from the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <param name="defaultValue">Value that should be used when no value is found.</param>
+        /// <param name="autoSave">Whether or not the default value should be written if no value is found.</param>
+        /// <returns></returns>
+        public static bool GetBool(string section, string name, bool defaultValue = false, bool autoSave = false)
+            => StaticInstance.GetBool(section, name, defaultValue, autoSave);
+
+        bool IModPrefs.HasKey(string section, string name)
+        {
+            return _instance.IniReadValue(section, name) != null;
+        }
+        /// <summary>
+        /// Checks whether or not a key exists in the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <returns></returns>
+        public static bool HasKey(string section, string name) => StaticInstance.HasKey(section, name);
+
+        void IModPrefs.SetFloat(string section, string name, float value)
+        {
+            _instance.IniWriteValue(section, name, value.ToString(CultureInfo.InvariantCulture));
+        }
+        /// <summary>
+        /// Sets a float in the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <param name="value">Value that should be written.</param>
+        public static void SetFloat(string section, string name, float value)
+            => StaticInstance.SetFloat(section, name, value);
+
+        void IModPrefs.SetInt(string section, string name, int value)
+        {
+            _instance.IniWriteValue(section, name, value.ToString());
+        }
+        /// <summary>
+        /// Sets an int in the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <param name="value">Value that should be written.</param>
+        public static void SetInt(string section, string name, int value)
+            => StaticInstance.SetInt(section, name, value);
+
+        void IModPrefs.SetString(string section, string name, string value)
+        {
+            _instance.IniWriteValue(section, name, value);
+        }
+        /// <summary>
+        /// Sets a string in the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <param name="value">Value that should be written.</param>
+        public static void SetString(string section, string name, string value)
+            => StaticInstance.SetString(section, name, value);
+
+        void IModPrefs.SetBool(string section, string name, bool value)
+        {
+            _instance.IniWriteValue(section, name, value ? "1" : "0");
+        }
+        /// <summary>
+        /// Sets a bool in the ini.
+        /// </summary>
+        /// <param name="section">Section of the key.</param>
+        /// <param name="name">Name of the key.</param>
+        /// <param name="value">Value that should be written.</param>
+        public static void SetBool(string section, string name, bool value)
+            => StaticInstance.SetBool(section, name, value);
+    }
+}
diff --git a/IPA.Loader/IPA.Loader.csproj b/IPA.Loader/IPA.Loader.csproj
index fe3cb609..b689ce82 100644
--- a/IPA.Loader/IPA.Loader.csproj
+++ b/IPA.Loader/IPA.Loader.csproj
@@ -112,10 +112,12 @@
     <Compile Include="PluginInterfaces\BeatSaber\IEnhancedPlugin.cs" />
     <Compile Include="PluginInterfaces\BeatSaber\IPlugin.cs" />
     <Compile Include="PluginInterfaces\IGenericEnhancedPlugin.cs" />
+    <Compile Include="Config\IniFile.cs" />
     <Compile Include="PluginInterfaces\IPA\IEnhancedPlugin.cs" />
     <Compile Include="PluginInterfaces\IPA\IPlugin.cs" />
     <Compile Include="Logging\Logger.cs" />
     <Compile Include="Logging\LogPrinter.cs" />
+    <Compile Include="Config\ModPrefs.cs" />
     <Compile Include="JsonConverters\SemverRangeConverter.cs" />
     <Compile Include="JsonConverters\SemverVersionConverter.cs" />
     <Compile Include="Utilities\BeatSaber.cs" />
diff --git a/IPA.Loader/Loader/PluginInitInjector.cs b/IPA.Loader/Loader/PluginInitInjector.cs
index 247f8817..c3dda102 100644
--- a/IPA.Loader/Loader/PluginInitInjector.cs
+++ b/IPA.Loader/Loader/PluginInitInjector.cs
@@ -64,6 +64,9 @@ namespace IPA.Loader
         private static readonly List<TypedInjector> injectors = new List<TypedInjector>
         {
             new TypedInjector(typeof(Logger), (prev, param, meta) => prev ?? new StandardLogger(meta.Name)),
+#pragma warning disable CS0618 // Type or member is obsolete
+            new TypedInjector(typeof(IModPrefs), (prev, param, meta) => prev ?? new ModPrefs(meta)),
+#pragma warning restore CS0618 // Type or member is obsolete
             new TypedInjector(typeof(PluginLoader.PluginMetadata), (prev, param, meta) => prev ?? meta),
             new TypedInjector(typeof(IConfigProvider), (prev, param, meta) =>
             {
diff --git a/Refs/UnityEngine.CoreModule.Net4.dll b/Refs/UnityEngine.CoreModule.Net4.dll
index 6362cdf1..158ef534 100644
Binary files a/Refs/UnityEngine.CoreModule.Net4.dll and b/Refs/UnityEngine.CoreModule.Net4.dll differ