diff --git a/Yura/Archive/ArchiveFile.cs b/Yura/Archive/ArchiveFile.cs
index f50e2e3..1200c2a 100644
--- a/Yura/Archive/ArchiveFile.cs
+++ b/Yura/Archive/ArchiveFile.cs
@@ -28,13 +28,6 @@ public ArchiveFile(string path)
         /// <returns>The content of the file</returns>
         public abstract byte[] Read(ArchiveRecord record);
 
-        /// <summary>
-        /// Writes the data to a file in the archive
-        /// </summary>
-        /// <param name="record">The file record, must be an existing record</param>
-        /// <param name="data">The data to write</param>
-        public abstract void Write(ArchiveRecord record, byte[] data);
-
         /// <summary>
         /// Gets the specialisation mask of a record
         /// </summary>
@@ -42,11 +35,6 @@ public ArchiveFile(string path)
         /// <returns>The specialisation mask</returns>
         public abstract uint GetSpecialisationMask(ArchiveRecord record);
 
-        /// <summary>
-        /// Whether the archive implementation supports writing
-        /// </summary>
-        public abstract bool CanWrite { get; }
-
         /// <summary>
         /// Gets or sets the file list
         /// </summary>
diff --git a/Yura/Archive/DefianceArchive.cs b/Yura/Archive/DefianceArchive.cs
index be0446f..3a0006c 100644
--- a/Yura/Archive/DefianceArchive.cs
+++ b/Yura/Archive/DefianceArchive.cs
@@ -1,5 +1,4 @@
-using System;
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.IO;
 using StreamReader = Yura.IO.StreamReader;
 
@@ -71,8 +70,6 @@ public override IReadOnlyList<ArchiveRecord> Records
             }
         }
 
-        public override bool CanWrite => false;
-
         public override byte[] Read(ArchiveRecord record)
         {
             var file = record as DefianceRecord;
@@ -88,11 +85,6 @@ public override byte[] Read(ArchiveRecord record)
             return bytes;
         }
 
-        public override void Write(ArchiveRecord record, byte[] data)
-        {
-            throw new NotImplementedException();
-        }
-
         public override uint GetSpecialisationMask(ArchiveRecord record)
         {
             // defiance does not use specialisation
diff --git a/Yura/Archive/DeusExArchive.cs b/Yura/Archive/DeusExArchive.cs
index a5cc598..8196343 100644
--- a/Yura/Archive/DeusExArchive.cs
+++ b/Yura/Archive/DeusExArchive.cs
@@ -82,8 +82,6 @@ public override IReadOnlyList<ArchiveRecord> Records
             }
         }
 
-        public override bool CanWrite => false;
-
         public override byte[] Read(ArchiveRecord record)
         {
             var file = record as DeusExRecord;
@@ -108,11 +106,6 @@ public override byte[] Read(ArchiveRecord record)
             return bytes;
         }
 
-        public override void Write(ArchiveRecord record, byte[] data)
-        {
-            throw new NotImplementedException();
-        }
-
         public override uint GetSpecialisationMask(ArchiveRecord record)
         {
             var file = record as DeusExRecord;
diff --git a/Yura/Archive/LegendArchive.cs b/Yura/Archive/LegendArchive.cs
index c93b493..7a0c0fd 100644
--- a/Yura/Archive/LegendArchive.cs
+++ b/Yura/Archive/LegendArchive.cs
@@ -1,7 +1,6 @@
 using System;
 using System.Collections.Generic;
 using System.IO;
-using System.Linq;
 using StreamReader = Yura.IO.StreamReader;
 
 namespace Yura.Archive
@@ -79,8 +78,6 @@ public override IReadOnlyList<ArchiveRecord> Records
             }
         }
 
-        public override bool CanWrite => true;
-
         public override byte[] Read(ArchiveRecord record)
         {
             var file = record as LegendRecord;
@@ -115,91 +112,6 @@ public override byte[] Read(ArchiveRecord record)
             return bytes;
         }
 
-        public override void Write(ArchiveRecord record, byte[] data)
-        {
-            var file = record as LegendRecord;
-
-            // find offset to write the file
-            var offset = FindFirstSpace(data.Length, file);
-
-            file.Offset = (uint)(offset >> 11);
-            file.Size = (uint)data.Length;
-
-            var bigfile = (file.Offset << 11) / _alignment;
-
-            // find right bigfile
-            var name = Path.GetFileNameWithoutExtension(_file);
-            var filename = Path.GetDirectoryName(_file) + Path.DirectorySeparatorChar + name + "." + bigfile.ToString("000");
-
-            // write the file data
-            var stream = File.OpenWrite(filename);
-
-            stream.Position = offset % _alignment;
-            stream.Write(data);
-
-            stream.Close();
-
-            // update file header
-            stream = File.OpenWrite(_file);
-
-            // find position of record in header
-            stream.Position = 4 + (_files.Count * 4) + (_files.IndexOf(file) * 16);
-
-            var size = BitConverter.GetBytes(file.Size);
-            stream.Write(size);
-
-            var bOffset = BitConverter.GetBytes(file.Offset);
-            stream.Write(bOffset);
-
-            stream.Close();
-        }
-
-        public long FindFirstSpace(int size, ArchiveRecord ignore)
-        {
-            // order records by offset
-            var records = _files.Where(x => x != ignore).OrderBy(x => x.Offset).ToList();
-
-            for (int i = 0; i < records.Count; i++)
-            {
-                var record = records[i];
-
-                // get first free position
-                var offset = (record.Offset << 11) + record.Size;
-
-                // find next aligned offset
-                while ((offset & 2047) != 0) offset++;
-
-                var end = offset + size;
-                var bigfile = (record.Offset << 11) / _alignment;
-
-                if (i >= records.Count - 1)
-                {
-                    for (int j = 0; j < 10; j++)
-                    {
-                        if (end < (bigfile + 1) * _alignment)
-                        {
-                            return offset;
-                        }
-
-                        bigfile++;
-                        offset = (uint)(bigfile * _alignment);
-
-                        if (bigfile > 999) break;
-                    }
-
-                    break;
-                }
-
-                // check if file fits
-                if (end < records[i + 1].Offset << 11 && end < (bigfile + 1) * _alignment)
-                {
-                    return offset;
-                }
-            }
-
-            throw new Exception("Failed to find space in bigfile");
-        }
-
         public override uint GetSpecialisationMask(ArchiveRecord record)
         {
             var file = record as LegendRecord;
diff --git a/Yura/Archive/TigerArchive.cs b/Yura/Archive/TigerArchive.cs
index dea1c52..d4fe167 100644
--- a/Yura/Archive/TigerArchive.cs
+++ b/Yura/Archive/TigerArchive.cs
@@ -120,8 +120,6 @@ public override IReadOnlyList<ArchiveRecord> Records
             }
         }
 
-        public override bool CanWrite => false;
-
         public override byte[] Read(ArchiveRecord record)
         {
             var file = record as TigerRecord;
@@ -144,11 +142,6 @@ public override byte[] Read(ArchiveRecord record)
             return bytes;
         }
 
-        public override void Write(ArchiveRecord record, byte[] data)
-        {
-            throw new NotImplementedException();
-        }
-
         public override uint GetSpecialisationMask(ArchiveRecord record)
         {
             var file = record as TigerRecord;
diff --git a/Yura/MainWindow.xaml b/Yura/MainWindow.xaml
index 4ec968c..4b4c482 100644
--- a/Yura/MainWindow.xaml
+++ b/Yura/MainWindow.xaml
@@ -69,9 +69,7 @@
         <GridSplitter Grid.Row="2" Grid.Column="1" HorizontalAlignment="Stretch" Width="5"/>
 
         <!-- main file view -->
-        <ListView Name="FileView" MouseDoubleClick="FileView_MouseDoubleClick"
-                  Drop="FileView_Drop" AllowDrop="True"
-                  Grid.Row="2" Grid.Column="2">
+        <ListView Name="FileView" MouseDoubleClick="FileView_MouseDoubleClick" Grid.Row="2" Grid.Column="2">
             <ListView.ContextMenu>
                 <ContextMenu Opened="ContextMenu_ContextMenuOpening">
                     <MenuItem Name="ExportBtn" Click="ExportBtn_Click" Header="Export"/>
diff --git a/Yura/MainWindow.xaml.cs b/Yura/MainWindow.xaml.cs
index 0e046a9..07c3c07 100644
--- a/Yura/MainWindow.xaml.cs
+++ b/Yura/MainWindow.xaml.cs
@@ -38,8 +38,6 @@ public partial class MainWindow : Window
         private TextureFormat _textureFormat;
         private Game _currentGame;
 
-        private List<ArchiveRecord> _currentFolder;
-
         // the current open bigfile
         private ArchiveFile _bigfile;
 
@@ -230,8 +228,6 @@ public void SwitchDirectory(string path, string selectedFile = null)
                 PathBox.Text = bigfile + "\\" + path;
             }
 
-            _currentFolder = files;
-
             ShowFiles(files, selectedFile);
         }
 
@@ -549,48 +545,6 @@ private void SearchBox_KeyDown(object sender, KeyEventArgs e)
                 // TODO clear selection in directory view
             }
         }
-
-        private void FileView_Drop(object sender, DragEventArgs e)
-        {
-            if (_bigfile == null || !_bigfile.CanWrite)
-            {
-                return;
-            }
-
-            if (e.Data.GetDataPresent(DataFormats.FileDrop))
-            {
-                var files = (string[])e.Data.GetData(DataFormats.FileDrop);
-
-                foreach (var file in files)
-                {
-                    // currently only support replacing file, so find the current file record in the folder
-                    var filename = Path.GetFileName(file);
-                    var record = _currentFolder.FirstOrDefault(x => x.Name != null && Path.GetFileName(x.Name) == filename);
-
-                    if (record == null)
-                    {
-                        MessageBox.Show("Unable to add file, make sure a file exists with same name in the current folder.", "Failed to add file", MessageBoxButton.OK, MessageBoxImage.Error);
-                        return;
-                    }
-
-                    try
-                    {
-                        // read file and write into archive, bigfile implementation will take care of
-                        // finding an offset and writing it
-                        var data = File.ReadAllBytes(file);
-
-                        _bigfile.Write(record, data);
-                    }
-                    catch (Exception ex)
-                    {
-                        MessageBox.Show(ex.Message, "Failed to add file", MessageBoxButton.OK, MessageBoxImage.Error);
-                        return;
-                    }
-                }
-
-                MessageBox.Show($"{files.Length} files added", "Files added", MessageBoxButton.OK, MessageBoxImage.Information);
-            }
-        }
     }
 
     public class DirectoryViewFolder