diff --git a/AssetStudio/Classes/Mesh.cs b/AssetStudio/Classes/Mesh.cs
index ce145d5..cb08129 100644
--- a/AssetStudio/Classes/Mesh.cs
+++ b/AssetStudio/Classes/Mesh.cs
@@ -174,7 +174,7 @@ namespace AssetStudio
                 GetStreams(version);
             }
 
-            m_DataSize = reader.ReadBytes(reader.ReadInt32());
+            m_DataSize = reader.ReadUInt8Array();
             reader.AlignStream();
         }
 
@@ -653,9 +653,9 @@ namespace AssetStudio
 
             if (version[0] >= 5) //5.0 and up
             {
-                var m_BakedConvexCollisionMesh = reader.ReadBytes(reader.ReadInt32());
+                var m_BakedConvexCollisionMesh = reader.ReadUInt8Array();
                 reader.AlignStream();
-                var m_BakedTriangleCollisionMesh = reader.ReadBytes(reader.ReadInt32());
+                var m_BakedTriangleCollisionMesh = reader.ReadUInt8Array();
                 reader.AlignStream();
             }
 
diff --git a/AssetStudio/Classes/MovieTexture.cs b/AssetStudio/Classes/MovieTexture.cs
index 0293457..8fd9207 100644
--- a/AssetStudio/Classes/MovieTexture.cs
+++ b/AssetStudio/Classes/MovieTexture.cs
@@ -15,7 +15,7 @@ namespace AssetStudio
             var m_Loop = reader.ReadBoolean();
             reader.AlignStream();
             m_AudioClip = new PPtr<AudioClip>(reader);
-            m_MovieData = reader.ReadBytes(reader.ReadInt32());
+            m_MovieData = reader.ReadUInt8Array();
         }
     }
 }
diff --git a/AssetStudio/Classes/Shader.cs b/AssetStudio/Classes/Shader.cs
index 57f91a7..5f8d458 100644
--- a/AssetStudio/Classes/Shader.cs
+++ b/AssetStudio/Classes/Shader.cs
@@ -5,6 +5,16 @@ using System.Linq;
 
 namespace AssetStudio
 {
+    public class Hash128
+    {
+        public byte[] bytes;
+
+        public Hash128(BinaryReader reader)
+        {
+            bytes = reader.ReadBytes(16);
+        }
+    }
+
     public class StructParameter
     {
         public MatrixParameter[] m_MatrixParams;
@@ -438,33 +448,33 @@ namespace AssetStudio
         kShaderGpuProgramGLES31AEP = 2,
         kShaderGpuProgramGLES31 = 3,
         kShaderGpuProgramGLES3 = 4,
-        kShaderGpuProgramGLES = 5, 
-        kShaderGpuProgramGLCore32 = 6, 
-        kShaderGpuProgramGLCore41 = 7, 
-        kShaderGpuProgramGLCore43 = 8, 
-        kShaderGpuProgramDX9VertexSM20 = 9, 
-        kShaderGpuProgramDX9VertexSM30 = 10, 
-        kShaderGpuProgramDX9PixelSM20 = 11, 
-        kShaderGpuProgramDX9PixelSM30 = 12, 
-        kShaderGpuProgramDX10Level9Vertex = 13, 
+        kShaderGpuProgramGLES = 5,
+        kShaderGpuProgramGLCore32 = 6,
+        kShaderGpuProgramGLCore41 = 7,
+        kShaderGpuProgramGLCore43 = 8,
+        kShaderGpuProgramDX9VertexSM20 = 9,
+        kShaderGpuProgramDX9VertexSM30 = 10,
+        kShaderGpuProgramDX9PixelSM20 = 11,
+        kShaderGpuProgramDX9PixelSM30 = 12,
+        kShaderGpuProgramDX10Level9Vertex = 13,
         kShaderGpuProgramDX10Level9Pixel = 14,
-        kShaderGpuProgramDX11VertexSM40 = 15, 
+        kShaderGpuProgramDX11VertexSM40 = 15,
         kShaderGpuProgramDX11VertexSM50 = 16,
         kShaderGpuProgramDX11PixelSM40 = 17,
-        kShaderGpuProgramDX11PixelSM50 = 18, 
+        kShaderGpuProgramDX11PixelSM50 = 18,
         kShaderGpuProgramDX11GeometrySM40 = 19,
         kShaderGpuProgramDX11GeometrySM50 = 20,
-        kShaderGpuProgramDX11HullSM50 = 21, 
-        kShaderGpuProgramDX11DomainSM50 = 22, 
-        kShaderGpuProgramMetalVS = 23, 
+        kShaderGpuProgramDX11HullSM50 = 21,
+        kShaderGpuProgramDX11DomainSM50 = 22,
+        kShaderGpuProgramMetalVS = 23,
         kShaderGpuProgramMetalFS = 24,
-        kShaderGpuProgramSPIRV = 25, 
+        kShaderGpuProgramSPIRV = 25,
         kShaderGpuProgramConsoleVS = 26,
-        kShaderGpuProgramConsoleFS = 27, 
-        kShaderGpuProgramConsoleHS = 28, 
+        kShaderGpuProgramConsoleFS = 27,
+        kShaderGpuProgramConsoleHS = 28,
         kShaderGpuProgramConsoleDS = 29,
-        kShaderGpuProgramConsoleGS = 30, 
-        kShaderGpuProgramRayTracing = 31, 
+        kShaderGpuProgramConsoleGS = 30,
+        kShaderGpuProgramRayTracing = 31,
     };
 
     public class SerializedSubProgram
@@ -599,6 +609,10 @@ namespace AssetStudio
 
     public class SerializedPass
     {
+        public Hash128[] m_EditorDataHash;
+        public byte[] m_Platforms;
+        public ushort[] m_LocalKeywordMask;
+        public ushort[] m_GlobalKeywordMask;
         public KeyValuePair<string, int>[] m_NameIndices;
         public PassType m_Type;
         public SerializedShaderState m_State;
@@ -619,6 +633,23 @@ namespace AssetStudio
         {
             var version = reader.version;
 
+            if (version[0] > 2020 || (version[0] == 2020 && version[1] >= 2)) //2020.2 and up
+            {
+                int numEditorDataHash = reader.ReadInt32();
+                m_EditorDataHash = new Hash128[numEditorDataHash];
+                for (int i = 0; i < numEditorDataHash; i++)
+                {
+                    m_EditorDataHash[i] = new Hash128(reader);
+                }
+                reader.AlignStream();
+                m_Platforms = reader.ReadUInt8Array();
+                reader.AlignStream();
+                m_LocalKeywordMask = reader.ReadUInt16Array();
+                reader.AlignStream();
+                m_GlobalKeywordMask = reader.ReadUInt16Array();
+                reader.AlignStream();
+            }
+
             int numIndices = reader.ReadInt32();
             m_NameIndices = new KeyValuePair<string, int>[numIndices];
             for (int i = 0; i < numIndices; i++)
@@ -793,17 +824,17 @@ namespace AssetStudio
                     compressedLengths = reader.ReadUInt32Array();
                     decompressedLengths = reader.ReadUInt32Array();
                 }
-                compressedBlob = reader.ReadBytes(reader.ReadInt32());
+                compressedBlob = reader.ReadUInt8Array();
             }
             else
             {
-                m_Script = reader.ReadBytes(reader.ReadInt32());
+                m_Script = reader.ReadUInt8Array();
                 reader.AlignStream();
                 var m_PathName = reader.ReadAlignedString();
                 if (version[0] == 5 && version[1] >= 3) //5.3 - 5.4
                 {
                     decompressedSize = reader.ReadUInt32();
-                    m_SubProgramBlob = reader.ReadBytes(reader.ReadInt32());
+                    m_SubProgramBlob = reader.ReadUInt8Array();
                 }
             }
         }
diff --git a/AssetStudio/Classes/Sprite.cs b/AssetStudio/Classes/Sprite.cs
index e03890d..44794d7 100644
--- a/AssetStudio/Classes/Sprite.cs
+++ b/AssetStudio/Classes/Sprite.cs
@@ -124,7 +124,7 @@ namespace AssetStudio
                     m_SubMeshes[i] = new SubMesh(reader);
                 }
 
-                m_IndexBuffer = reader.ReadBytes(reader.ReadInt32());
+                m_IndexBuffer = reader.ReadUInt8Array();
                 reader.AlignStream();
 
                 m_VertexData = new VertexData(reader);
diff --git a/AssetStudio/Classes/SpriteAtlas.cs b/AssetStudio/Classes/SpriteAtlas.cs
index 7ec795e..93bccfc 100644
--- a/AssetStudio/Classes/SpriteAtlas.cs
+++ b/AssetStudio/Classes/SpriteAtlas.cs
@@ -13,6 +13,7 @@ namespace AssetStudio
         public Vector4 uvTransform;
         public float downscaleMultiplier;
         public SpriteSettings settingsRaw;
+        public SecondarySpriteTexture[] secondaryTextures;
 
         public SpriteAtlasData(ObjectReader reader)
         {
@@ -28,6 +29,16 @@ namespace AssetStudio
             uvTransform = reader.ReadVector4();
             downscaleMultiplier = reader.ReadSingle();
             settingsRaw = new SpriteSettings(reader);
+            if (version[0] > 2020 || (version[0] == 2020 && version[1] >= 2)) //2020.2 and up
+            {
+                var secondaryTexturesSize = reader.ReadInt32();
+                secondaryTextures = new SecondarySpriteTexture[secondaryTexturesSize];
+                for (int i = 0; i < secondaryTexturesSize; i++)
+                {
+                    secondaryTextures[i] = new SecondarySpriteTexture(reader);
+                }
+                reader.AlignStream();
+            }
         }
     }
 
diff --git a/AssetStudio/Classes/TextAsset.cs b/AssetStudio/Classes/TextAsset.cs
index 32ecd3c..ff47780 100644
--- a/AssetStudio/Classes/TextAsset.cs
+++ b/AssetStudio/Classes/TextAsset.cs
@@ -12,7 +12,7 @@ namespace AssetStudio
 
         public TextAsset(ObjectReader reader) : base(reader)
         {
-            m_Script = reader.ReadBytes(reader.ReadInt32());
+            m_Script = reader.ReadUInt8Array();
         }
     }
 }
diff --git a/AssetStudio/Classes/Texture.cs b/AssetStudio/Classes/Texture.cs
index bcd2196..8da11a8 100644
--- a/AssetStudio/Classes/Texture.cs
+++ b/AssetStudio/Classes/Texture.cs
@@ -13,6 +13,10 @@ namespace AssetStudio
             {
                 var m_ForcedFallbackFormat = reader.ReadInt32();
                 var m_DownscaleFallback = reader.ReadBoolean();
+                if (version[0] > 2020 || (version[0] == 2020 && version[1] >= 2)) //2020.2 and up
+                {
+                    var m_IsAlphaChannelOptional = reader.ReadBoolean();
+                }
                 reader.AlignStream();
             }
         }
diff --git a/AssetStudio/Classes/Texture2D.cs b/AssetStudio/Classes/Texture2D.cs
index 583f9c7..c296e8b 100644
--- a/AssetStudio/Classes/Texture2D.cs
+++ b/AssetStudio/Classes/Texture2D.cs
@@ -120,6 +120,11 @@ namespace AssetStudio
             {
                 var m_ColorSpace = reader.ReadInt32();
             }
+            if (version[0] > 2020 || (version[0] == 2020 && version[1] >= 2)) //2020.2 and up
+            {
+                var m_PlatformBlob = reader.ReadUInt8Array();
+                reader.AlignStream();
+            }
             var image_data_size = reader.ReadInt32();
             if (image_data_size == 0 && ((version[0] == 5 && version[1] >= 3) || version[0] > 5))//5.3.0 and up
             {
diff --git a/AssetStudio/Extensions/BinaryReaderExtensions.cs b/AssetStudio/Extensions/BinaryReaderExtensions.cs
index 90ee086..94c99d3 100644
--- a/AssetStudio/Extensions/BinaryReaderExtensions.cs
+++ b/AssetStudio/Extensions/BinaryReaderExtensions.cs
@@ -102,6 +102,11 @@ namespace AssetStudio
             return ReadArray(reader.ReadBoolean, reader.ReadInt32());
         }
 
+        public static byte[] ReadUInt8Array(this BinaryReader reader)
+        {
+            return reader.ReadBytes(reader.ReadInt32());
+        }
+
         public static ushort[] ReadUInt16Array(this BinaryReader reader)
         {
             return ReadArray(reader.ReadUInt16, reader.ReadInt32());
diff --git a/AssetStudioUtility/ShaderConverter.cs b/AssetStudioUtility/ShaderConverter.cs
index e2ed8aa..cf9fec2 100644
--- a/AssetStudioUtility/ShaderConverter.cs
+++ b/AssetStudioUtility/ShaderConverter.cs
@@ -663,7 +663,7 @@ namespace AssetStudio
                     m_LocalKeywords[i] = reader.ReadAlignedString();
                 }
             }
-            m_ProgramCode = reader.ReadBytes(reader.ReadInt32());
+            m_ProgramCode = reader.ReadUInt8Array();
             reader.AlignStream();
 
             //TODO