diff --git a/src/Ryujinx.Common/AsyncWorkQueue.cs b/src/Ryujinx.Common/AsyncWorkQueue.cs
index abb5867b0..e3f91c891 100644
--- a/src/Ryujinx.Common/AsyncWorkQueue.cs
+++ b/src/Ryujinx.Common/AsyncWorkQueue.cs
@@ -34,7 +34,7 @@ namespace Ryujinx.Common
         {
             try
             {
-                foreach (var item in _queue.GetConsumingEnumerable(_cts.Token))
+                foreach (T item in _queue.GetConsumingEnumerable(_cts.Token))
                 {
                     _workerAction(item);
                 }
diff --git a/src/Ryujinx.Common/Configuration/DirtyHack.cs b/src/Ryujinx.Common/Configuration/DirtyHack.cs
index 9ab9a26a5..6564f8567 100644
--- a/src/Ryujinx.Common/Configuration/DirtyHack.cs
+++ b/src/Ryujinx.Common/Configuration/DirtyHack.cs
@@ -23,7 +23,7 @@ namespace Ryujinx.Common.Configuration
 
         public static EnabledDirtyHack Unpack(ulong packedHack)
         {
-            var unpackedFields = packedHack.UnpackBitFields(PackedFormat);
+            uint[] unpackedFields = packedHack.UnpackBitFields(PackedFormat);
             if (unpackedFields is not [var hack, var value])
                 throw new Exception("The unpack operation on the integer resulted in an invalid unpacked result.");
             
@@ -53,7 +53,7 @@ namespace Ryujinx.Common.Configuration
         public static implicit operator DirtyHacks(EnabledDirtyHack[] hacks) => new(hacks);
         public static implicit operator DirtyHacks(ulong[] packedHacks) => new(packedHacks);
 
-        public new int this[DirtyHack hack] => TryGetValue(hack, out var value) ? value : -1;
+        public new int this[DirtyHack hack] => TryGetValue(hack, out int value) ? value : -1;
 
         public bool IsEnabled(DirtyHack hack) => ContainsKey(hack);
     }
diff --git a/src/Ryujinx.Common/Extensions/SequenceReaderExtensions.cs b/src/Ryujinx.Common/Extensions/SequenceReaderExtensions.cs
index 79b5d743b..df2b82aa6 100644
--- a/src/Ryujinx.Common/Extensions/SequenceReaderExtensions.cs
+++ b/src/Ryujinx.Common/Extensions/SequenceReaderExtensions.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Buffers;
 using System.Diagnostics;
+using System.IO;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 
@@ -16,15 +17,15 @@ namespace Ryujinx.Common.Extensions
         /// <param name="fileFullName">The path and name of the file to create and dump to</param>
         public static void DumpToFile(this ref SequenceReader<byte> reader, string fileFullName)
         {
-            var initialConsumed = reader.Consumed;
+            long initialConsumed = reader.Consumed;
 
             reader.Rewind(initialConsumed);
 
-            using (var fileStream = System.IO.File.Create(fileFullName, 4096, System.IO.FileOptions.None))
+            using (FileStream fileStream = System.IO.File.Create(fileFullName, 4096, System.IO.FileOptions.None))
             {
                 while (reader.End == false)
                 {
-                    var span = reader.CurrentSpan;
+                    ReadOnlySpan<byte> span = reader.CurrentSpan;
                     fileStream.Write(span);
                     reader.Advance(span.Length);
                 }
diff --git a/src/Ryujinx.Common/Helpers/FileAssociationHelper.cs b/src/Ryujinx.Common/Helpers/FileAssociationHelper.cs
index 476aee228..7ed5e869a 100644
--- a/src/Ryujinx.Common/Helpers/FileAssociationHelper.cs
+++ b/src/Ryujinx.Common/Helpers/FileAssociationHelper.cs
@@ -101,7 +101,7 @@ namespace Ryujinx.Common.Helper
             {
                 RegistryKey key = Registry.CurrentUser.OpenSubKey(@$"Software\Classes\{ext}");
 
-                var openCmd = key?.OpenSubKey(@"shell\open\command");
+                RegistryKey openCmd = key?.OpenSubKey(@"shell\open\command");
                 
                 if (openCmd is null)
                 {
@@ -143,7 +143,7 @@ namespace Ryujinx.Common.Helper
                 }
                 else
                 {
-                    using var key = Registry.CurrentUser.CreateSubKey(keyString);
+                    using RegistryKey key = Registry.CurrentUser.CreateSubKey(keyString);
 
                     if (key is null)
                     {
@@ -151,7 +151,7 @@ namespace Ryujinx.Common.Helper
                     }
 
                     Logger.Debug?.Print(LogClass.Application, $"Adding type association {ext}");
-                    using var openCmd = key.CreateSubKey(@"shell\open\command");
+                    using RegistryKey openCmd = key.CreateSubKey(@"shell\open\command");
                     openCmd.SetValue(string.Empty, $"\"{Environment.ProcessPath}\" \"%1\"");
                     Logger.Debug?.Print(LogClass.Application, $"Added type association {ext}");
 
diff --git a/src/Ryujinx.Common/Helpers/LinuxHelper.cs b/src/Ryujinx.Common/Helpers/LinuxHelper.cs
index 2adfd20f8..e342b2151 100644
--- a/src/Ryujinx.Common/Helpers/LinuxHelper.cs
+++ b/src/Ryujinx.Common/Helpers/LinuxHelper.cs
@@ -24,7 +24,7 @@ namespace Ryujinx.Common.Helper
                 return null;
             }
 
-            foreach (var searchPath in pathVar.Split(":", StringSplitOptions.TrimEntries | StringSplitOptions.RemoveEmptyEntries))
+            foreach (string searchPath in pathVar.Split(":", StringSplitOptions.TrimEntries | StringSplitOptions.RemoveEmptyEntries))
             {
                 string binaryPath = Path.Combine(searchPath, binary);
 
diff --git a/src/Ryujinx.Common/Helpers/OpenHelper.cs b/src/Ryujinx.Common/Helpers/OpenHelper.cs
index 6a54b69f3..402e6bcc1 100644
--- a/src/Ryujinx.Common/Helpers/OpenHelper.cs
+++ b/src/Ryujinx.Common/Helpers/OpenHelper.cs
@@ -60,7 +60,7 @@ namespace Ryujinx.Common.Helper
                 {
                     ObjectiveC.NSString nsStringPath = new(path);
                     ObjectiveC.Object nsUrl = new("NSURL");
-                    var urlPtr = nsUrl.GetFromMessage("fileURLWithPath:", nsStringPath);
+                    ObjectiveC.Object urlPtr = nsUrl.GetFromMessage("fileURLWithPath:", nsStringPath);
 
                     ObjectiveC.Object nsArray = new("NSArray");
                     ObjectiveC.Object urlArray = nsArray.GetFromMessage("arrayWithObject:", urlPtr);
@@ -99,7 +99,7 @@ namespace Ryujinx.Common.Helper
             {
                 ObjectiveC.NSString nsStringPath = new(url);
                 ObjectiveC.Object nsUrl = new("NSURL");
-                var urlPtr = nsUrl.GetFromMessage("URLWithString:", nsStringPath);
+                ObjectiveC.Object urlPtr = nsUrl.GetFromMessage("URLWithString:", nsStringPath);
 
                 ObjectiveC.Object nsWorkspace = new("NSWorkspace");
                 ObjectiveC.Object sharedWorkspace = nsWorkspace.GetFromMessage("sharedWorkspace");
diff --git a/src/Ryujinx.Common/Logging/Formatters/DynamicObjectFormatter.cs b/src/Ryujinx.Common/Logging/Formatters/DynamicObjectFormatter.cs
index b1cc0eae3..a7b4da40f 100644
--- a/src/Ryujinx.Common/Logging/Formatters/DynamicObjectFormatter.cs
+++ b/src/Ryujinx.Common/Logging/Formatters/DynamicObjectFormatter.cs
@@ -41,7 +41,7 @@ namespace Ryujinx.Common.Logging.Formatters
 
             sb.Append('{');
 
-            foreach (var prop in props)
+            foreach (PropertyInfo prop in props)
             {
                 sb.Append(prop.Name);
                 sb.Append(": ");
@@ -52,7 +52,7 @@ namespace Ryujinx.Common.Logging.Formatters
 
                     if (array is not null)
                     {
-                        foreach (var item in array)
+                        foreach (object? item in array)
                         {
                             sb.Append(item);
                             sb.Append(", ");
diff --git a/src/Ryujinx.Common/Logging/Logger.cs b/src/Ryujinx.Common/Logging/Logger.cs
index 6ea6b7ac3..0ac96c7d3 100644
--- a/src/Ryujinx.Common/Logging/Logger.cs
+++ b/src/Ryujinx.Common/Logging/Logger.cs
@@ -193,7 +193,7 @@ namespace Ryujinx.Common.Logging
 
             _stdErrAdapter.Dispose();
 
-            foreach (var target in _logTargets)
+            foreach (ILogTarget target in _logTargets)
             {
                 target.Dispose();
             }
@@ -203,9 +203,9 @@ namespace Ryujinx.Common.Logging
 
         public static IReadOnlyCollection<LogLevel> GetEnabledLevels()
         {
-            var logs = new[] { Debug, Info, Warning, Error, Guest, AccessLog, Stub, Trace };
+            Log?[] logs = new[] { Debug, Info, Warning, Error, Guest, AccessLog, Stub, Trace };
             List<LogLevel> levels = new(logs.Length);
-            foreach (var log in logs)
+            foreach (Log? log in logs)
             {
                 if (log.HasValue)
                     levels.Add(log.Value.Level);
diff --git a/src/Ryujinx.Common/Logging/Targets/JsonLogTarget.cs b/src/Ryujinx.Common/Logging/Targets/JsonLogTarget.cs
index c5bf23cdb..88b324a36 100644
--- a/src/Ryujinx.Common/Logging/Targets/JsonLogTarget.cs
+++ b/src/Ryujinx.Common/Logging/Targets/JsonLogTarget.cs
@@ -26,7 +26,7 @@ namespace Ryujinx.Common.Logging.Targets
 
         public void Log(object sender, LogEventArgs e)
         {
-            var logEventArgsJson = LogEventArgsJson.FromLogEventArgs(e);
+            LogEventArgsJson logEventArgsJson = LogEventArgsJson.FromLogEventArgs(e);
             JsonHelper.SerializeToStream(_stream, logEventArgsJson, LogEventJsonSerializerContext.Default.LogEventArgsJson);
         }
 
diff --git a/src/Ryujinx.Common/Utilities/EmbeddedResources.cs b/src/Ryujinx.Common/Utilities/EmbeddedResources.cs
index 7530c012a..107b4b584 100644
--- a/src/Ryujinx.Common/Utilities/EmbeddedResources.cs
+++ b/src/Ryujinx.Common/Utilities/EmbeddedResources.cs
@@ -19,21 +19,21 @@ namespace Ryujinx.Common
 
         public static byte[] Read(string filename)
         {
-            var (assembly, path) = ResolveManifestPath(filename);
+            (Assembly assembly, string path) = ResolveManifestPath(filename);
 
             return Read(assembly, path);
         }
 
         public static Task<byte[]> ReadAsync(string filename)
         {
-            var (assembly, path) = ResolveManifestPath(filename);
+            (Assembly assembly, string path) = ResolveManifestPath(filename);
 
             return ReadAsync(assembly, path);
         }
 
         public static byte[] Read(Assembly assembly, string filename)
         {
-            using var stream = GetStream(assembly, filename);
+            using Stream stream = GetStream(assembly, filename);
             if (stream == null)
             {
                 return null;
@@ -44,14 +44,14 @@ namespace Ryujinx.Common
 
         public static MemoryOwner<byte> ReadFileToRentedMemory(string filename)
         {
-            var (assembly, path) = ResolveManifestPath(filename);
+            (Assembly assembly, string path) = ResolveManifestPath(filename);
 
             return ReadFileToRentedMemory(assembly, path);
         }
 
         public static MemoryOwner<byte> ReadFileToRentedMemory(Assembly assembly, string filename)
         {
-            using var stream = GetStream(assembly, filename);
+            using Stream stream = GetStream(assembly, filename);
 
             return stream is null
                 ? null
@@ -60,7 +60,7 @@ namespace Ryujinx.Common
 
         public async static Task<byte[]> ReadAsync(Assembly assembly, string filename)
         {
-            using var stream = GetStream(assembly, filename);
+            using Stream stream = GetStream(assembly, filename);
             if (stream == null)
             {
                 return null;
@@ -71,55 +71,55 @@ namespace Ryujinx.Common
 
         public static string ReadAllText(string filename)
         {
-            var (assembly, path) = ResolveManifestPath(filename);
+            (Assembly assembly, string path) = ResolveManifestPath(filename);
 
             return ReadAllText(assembly, path);
         }
 
         public static Task<string> ReadAllTextAsync(string filename)
         {
-            var (assembly, path) = ResolveManifestPath(filename);
+            (Assembly assembly, string path) = ResolveManifestPath(filename);
 
             return ReadAllTextAsync(assembly, path);
         }
 
         public static string ReadAllText(Assembly assembly, string filename)
         {
-            using var stream = GetStream(assembly, filename);
+            using Stream stream = GetStream(assembly, filename);
             if (stream == null)
             {
                 return null;
             }
 
-            using var reader = new StreamReader(stream);
+            using StreamReader reader = new StreamReader(stream);
             return reader.ReadToEnd();
         }
 
         public async static Task<string> ReadAllTextAsync(Assembly assembly, string filename)
         {
-            using var stream = GetStream(assembly, filename);
+            using Stream stream = GetStream(assembly, filename);
             if (stream == null)
             {
                 return null;
             }
 
-            using var reader = new StreamReader(stream);
+            using StreamReader reader = new StreamReader(stream);
             return await reader.ReadToEndAsync();
         }
 
         public static Stream GetStream(string filename)
         {
-            var (assembly, path) = ResolveManifestPath(filename);
+            (Assembly assembly, string path) = ResolveManifestPath(filename);
 
             return GetStream(assembly, path);
         }
 
         public static Stream GetStream(Assembly assembly, string filename)
         {
-            var @namespace = assembly.GetName().Name;
-            var manifestUri = @namespace + "." + filename.Replace('/', '.');
+            string @namespace = assembly.GetName().Name;
+            string manifestUri = @namespace + "." + filename.Replace('/', '.');
 
-            var stream = assembly.GetManifestResourceStream(manifestUri);
+            Stream stream = assembly.GetManifestResourceStream(manifestUri);
 
             return stream;
         }
@@ -133,11 +133,11 @@ namespace Ryujinx.Common
 
         private static (Assembly, string) ResolveManifestPath(string filename)
         {
-            var segments = filename.Split('/', 2, StringSplitOptions.RemoveEmptyEntries);
+            string[] segments = filename.Split('/', 2, StringSplitOptions.RemoveEmptyEntries);
 
             if (segments.Length >= 2)
             {
-                foreach (var assembly in AppDomain.CurrentDomain.GetAssemblies())
+                foreach (Assembly assembly in AppDomain.CurrentDomain.GetAssemblies())
                 {
                     if (assembly.GetName().Name == segments[0])
                     {
diff --git a/src/Ryujinx.Common/Utilities/FileSystemUtils.cs b/src/Ryujinx.Common/Utilities/FileSystemUtils.cs
index a57fa8a78..58bc80147 100644
--- a/src/Ryujinx.Common/Utilities/FileSystemUtils.cs
+++ b/src/Ryujinx.Common/Utilities/FileSystemUtils.cs
@@ -9,7 +9,7 @@ namespace Ryujinx.Common.Utilities
         public static void CopyDirectory(string sourceDir, string destinationDir, bool recursive)
         {
             // Get information about the source directory
-            var dir = new DirectoryInfo(sourceDir);
+            DirectoryInfo dir = new DirectoryInfo(sourceDir);
 
             // Check if the source directory exists
             if (!dir.Exists)
@@ -49,7 +49,7 @@ namespace Ryujinx.Common.Utilities
 
         public static string SanitizeFileName(string fileName)
         {
-            var reservedChars = new HashSet<char>(Path.GetInvalidFileNameChars());
+            HashSet<char> reservedChars = new HashSet<char>(Path.GetInvalidFileNameChars());
             return string.Concat(fileName.Select(c => reservedChars.Contains(c) ? '_' : c));
         }
     }
diff --git a/src/Ryujinx.Common/Utilities/MessagePackObjectFormatter.cs b/src/Ryujinx.Common/Utilities/MessagePackObjectFormatter.cs
index 426cd46b7..6d5be656f 100644
--- a/src/Ryujinx.Common/Utilities/MessagePackObjectFormatter.cs
+++ b/src/Ryujinx.Common/Utilities/MessagePackObjectFormatter.cs
@@ -1,5 +1,6 @@
 using MsgPack;
 using System;
+using System.Collections.Generic;
 using System.Text;
 
 namespace Ryujinx.Common.Utilities
@@ -18,7 +19,7 @@ namespace Ryujinx.Common.Utilities
 
         public static string Format(MessagePackObject obj)
         {
-            var builder = new IndentedStringBuilder();
+            IndentedStringBuilder builder = new IndentedStringBuilder();
 
             FormatMsgPackObj(obj, builder);
 
@@ -41,7 +42,7 @@ namespace Ryujinx.Common.Utilities
             }
             else
             {
-                var literal = obj.ToObject();
+                object literal = obj.ToObject();
 
                 if (literal is String)
                 {
@@ -88,7 +89,7 @@ namespace Ryujinx.Common.Utilities
         {
             builder.Append("[ ");
 
-            foreach (var b in arr)
+            foreach (byte b in arr)
             {
                 builder.Append("0x");
                 builder.Append(ToHexChar(b >> 4));
@@ -111,7 +112,7 @@ namespace Ryujinx.Common.Utilities
                 builder.Append("0x");
             }
 
-            foreach (var b in arr)
+            foreach (byte b in arr)
             {
                 builder.Append(ToHexChar(b >> 4));
                 builder.Append(ToHexChar(b & 0xF));
@@ -122,7 +123,7 @@ namespace Ryujinx.Common.Utilities
 
         private static void FormatMsgPackMap(MessagePackObject obj, IndentedStringBuilder builder)
         {
-            var map = obj.AsDictionary();
+            MessagePackObjectDictionary map = obj.AsDictionary();
 
             builder.Append('{');
 
@@ -130,7 +131,7 @@ namespace Ryujinx.Common.Utilities
             builder.IncreaseIndent()
                    .AppendLine();
 
-            foreach (var item in map)
+            foreach (KeyValuePair<MessagePackObject, MessagePackObject> item in map)
             {
                 FormatMsgPackObj(item.Key, builder);
 
@@ -154,11 +155,11 @@ namespace Ryujinx.Common.Utilities
 
         private static void FormatMsgPackArray(MessagePackObject obj, IndentedStringBuilder builder)
         {
-            var arr = obj.AsList();
+            IList<MessagePackObject> arr = obj.AsList();
 
             builder.Append("[ ");
 
-            foreach (var item in arr)
+            foreach (MessagePackObject item in arr)
             {
                 FormatMsgPackObj(item, builder);
 
diff --git a/src/Ryujinx.Common/Utilities/StreamUtils.cs b/src/Ryujinx.Common/Utilities/StreamUtils.cs
index aeb6e0d52..60391a902 100644
--- a/src/Ryujinx.Common/Utilities/StreamUtils.cs
+++ b/src/Ryujinx.Common/Utilities/StreamUtils.cs
@@ -1,5 +1,6 @@
 using Microsoft.IO;
 using Ryujinx.Common.Memory;
+using System;
 using System.IO;
 using System.Threading;
 using System.Threading.Tasks;
@@ -27,7 +28,7 @@ namespace Ryujinx.Common.Utilities
 
                 MemoryOwner<byte> ownedMemory = MemoryOwner<byte>.Rent(checked((int)bytesExpected));
 
-                var destSpan = ownedMemory.Span;
+                Span<byte> destSpan = ownedMemory.Span;
 
                 int totalBytesRead = 0;
 
diff --git a/src/Ryujinx.Common/Utilities/TypedStringEnumConverter.cs b/src/Ryujinx.Common/Utilities/TypedStringEnumConverter.cs
index 9d3944c15..d7eb3d556 100644
--- a/src/Ryujinx.Common/Utilities/TypedStringEnumConverter.cs
+++ b/src/Ryujinx.Common/Utilities/TypedStringEnumConverter.cs
@@ -18,7 +18,7 @@ namespace Ryujinx.Common.Utilities
     {
         public override TEnum Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
         {
-            var enumValue = reader.GetString();
+            string? enumValue = reader.GetString();
 
             if (Enum.TryParse(enumValue, out TEnum value))
             {
diff --git a/src/Ryujinx.Common/Utilities/XCIFileTrimmer.cs b/src/Ryujinx.Common/Utilities/XCIFileTrimmer.cs
index 050e78d1e..e92b5fe60 100644
--- a/src/Ryujinx.Common/Utilities/XCIFileTrimmer.cs
+++ b/src/Ryujinx.Common/Utilities/XCIFileTrimmer.cs
@@ -46,7 +46,7 @@ namespace Ryujinx.Common.Utilities
         {
             if (Path.GetExtension(filename).Equals(".XCI", StringComparison.InvariantCultureIgnoreCase))
             {
-                var trimmer = new XCIFileTrimmer(filename, log);
+                XCIFileTrimmer trimmer = new XCIFileTrimmer(filename, log);
                 return trimmer.CanBeTrimmed;
             }
 
@@ -57,7 +57,7 @@ namespace Ryujinx.Common.Utilities
         {
             if (Path.GetExtension(filename).Equals(".XCI", StringComparison.InvariantCultureIgnoreCase))
             {
-                var trimmer = new XCIFileTrimmer(filename, log);
+                XCIFileTrimmer trimmer = new XCIFileTrimmer(filename, log);
                 return trimmer.CanBeUntrimmed;
             }
 
@@ -201,7 +201,7 @@ namespace Ryujinx.Common.Utilities
         {
             long maxReads = readSizeB / XCIFileTrimmer.BufferSize;
             long read = 0;
-            var buffer = new byte[BufferSize];
+            byte[] buffer = new byte[BufferSize];
 
             while (true)
             {
@@ -267,7 +267,7 @@ namespace Ryujinx.Common.Utilities
 
             try
             {
-                var info = new FileInfo(Filename);
+                FileInfo info = new FileInfo(Filename);
                 if ((info.Attributes & FileAttributes.ReadOnly) == FileAttributes.ReadOnly)
                 {
                     try
@@ -288,7 +288,7 @@ namespace Ryujinx.Common.Utilities
                     return OperationOutcome.FileSizeChanged;
                 }
 
-                var outfileStream = new FileStream(_filename, FileMode.Open, FileAccess.Write, FileShare.Write);
+                FileStream outfileStream = new FileStream(_filename, FileMode.Open, FileAccess.Write, FileShare.Write);
 
                 try
                 {
@@ -327,7 +327,7 @@ namespace Ryujinx.Common.Utilities
             {
                 Log?.Write(LogType.Info, "Untrimming...");
 
-                var info = new FileInfo(Filename);
+                FileInfo info = new FileInfo(Filename);
                 if ((info.Attributes & FileAttributes.ReadOnly) == FileAttributes.ReadOnly)
                 {
                     try
@@ -348,7 +348,7 @@ namespace Ryujinx.Common.Utilities
                     return OperationOutcome.FileSizeChanged;
                 }
 
-                var outfileStream = new FileStream(_filename, FileMode.Append, FileAccess.Write, FileShare.Write);
+                FileStream outfileStream = new FileStream(_filename, FileMode.Append, FileAccess.Write, FileShare.Write);
                 long bytesToWriteB = UntrimmedFileSizeB - FileSizeB;
 
                 try
@@ -393,7 +393,7 @@ namespace Ryujinx.Common.Utilities
 
             try
             {
-                var buffer = new byte[BufferSize];
+                byte[] buffer = new byte[BufferSize];
                 Array.Fill<byte>(buffer, XCIFileTrimmer.PaddingByte);
 
                 while (bytesLeftToWriteB > 0)