diff --git a/source/funkin/util/FileUtil.hx b/source/funkin/util/FileUtil.hx
index 69d95e938f..00a0a14b76 100644
--- a/source/funkin/util/FileUtil.hx
+++ b/source/funkin/util/FileUtil.hx
@@ -522,90 +522,6 @@ class FileUtil
     #end
   }
 
-  /**
-   * Moves a file from one location to another.
-   * Only works on desktop.
-   *
-   * @param path The path to the file.
-   * @param destination The path to move the file to.
-   */
-  public static function moveFile(path:String, destination:String):Void
-  {
-    #if sys
-    if (doesFileExist(path))
-    {
-      if (isDirectory(path))
-      {
-        trace('WARNING: Path is a directory: $path - attempting to move as a directory instead');
-        moveDir(path, destination);
-        return;
-      }
-
-      var destinationFolder:String = destination;
-      if (Path.extension(destination) != '')
-      {
-        destinationFolder = Path.directory(destination);
-      }
-
-      createDirIfNotExists(destinationFolder);
-      sys.FileSystem.rename(path, Path.join([destinationFolder, Path.withoutDirectory(path)]));
-    }
-    else
-    {
-      throw 'File does not exist: $path';
-    }
-    #else
-    throw 'Direct file moving by path not supported on this platform.';
-    #end
-  }
-
-  /**
-   * Delete a file at the given path.
-   * Only works on desktop.
-   *
-   * @param path The path to the file.
-   */
-  public static function deleteFile(path:String):Void
-  {
-    #if sys
-    sys.FileSystem.deleteFile(path);
-    #else
-    throw 'Direct file deletion by path not supported on this platform.';
-    #end
-  }
-
-  /**
-   * Get a file's size in bytes. Max representable size is ~2.147 GB.
-   * Only works on desktop.
-   *
-   * @param path The path to the file.
-   * @return The size of the file in bytes.
-   */
-  public static function getFileSize(path:String):Int
-  {
-    #if sys
-    return sys.FileSystem.stat(path).size;
-    #else
-    return -1;
-    #end
-  }
-
-  /**
-   * Check if a path is a directory.
-   * Only works on desktop.
-   *
-   * @param path The path to the (potential) directory.
-   * @return Whether the path is a directory or not.
-   */
-  public static function isDirectory(path:String):Bool
-  {
-    #if sys
-    return sys.FileSystem.isDirectory(path);
-    #else
-    return false;
-    #end
-  }
-
   /**
    * Create a directory if it doesn't already exist.
    * Only works on desktop.
@@ -622,145 +538,6 @@ class FileUtil
     #end
   }
 
-  /**
-   * List all entries in a directory.
-   * Only works on desktop.
-   *
-   * @param path The path to the directory.
-   * @return An array of file and directory names in the directory.
-   */
-  public static function readDir(path:String):Array<String>
-  {
-    #if sys
-    return sys.FileSystem.readDirectory(path);
-    #else
-    return [];
-    #end
-  }
-
-  /**
-   * Move a directory from one location to another, optionally ignoring some paths.
-   * Only works on desktop.
-   *
-   * @param path The path to the directory.
-   * @param destination The path to move the directory to.
-   * @param ignore A list of file names to ignore.
-   */
-  public static function moveDir(path:String, destination:String, ?ignore:Array<String>):Void
-  {
-    #if sys
-    if (!isDirectory(path))
-    {
-      trace('WARNING: Path is not a directory: $path, moving as a file instead');
-      moveFile(path, destination);
-      return;
-    }
-
-    createDirIfNotExists(destination);
-
-    ignore = ignore ?? [];
-    for (entry in readDir(path))
-    {
-      if (ignore.indexOf(Path.join([path, entry])) != -1) continue;
-      if (isDirectory(Path.join([path, entry])))
-      {
-        moveDir(Path.join([path, entry]), Path.join([destination, entry]), ignore);
-      }
-      else
-      {
-        moveFile(Path.join([path, entry]), Path.join([destination, entry]));
-      }
-    }
-
-    if (readDir(path).length == 0)
-    {
-      deleteDir(path);
-    }
-    #else
-    throw 'Direct directory moving by path not supported on this platform.';
-    #end
-  }
-
-  /**
-   * Delete a directory, optionally including its contents, and optionally ignoring some paths.
-   * Only works on desktop.
-   *
-   * @param path The path to the directory.
-   * @param recursive Whether to delete all contents of the directory.
-   * @param ignore A list of file names to ignore.
-   */
-  public static function deleteDir(path:String, recursive:Bool = false, ?ignore:Array<String>):Void
-  {
-    #if sys
-    if (!isDirectory(path))
-    {
-      throw 'Path is not a directory: $path';
-    }
-
-    if (recursive)
-    {
-      ignore = ignore ?? [];
-      for (entry in readDir(path))
-      {
-        if (ignore.indexOf(Path.join([path, entry])) != -1) continue;
-        var entryPath = Path.join([path, entry]);
-        if (isDirectory(entryPath))
-        {
-          deleteDir(entryPath, true, ignore);
-        }
-        else
-        {
-          deleteFile(entryPath);
-        }
-      }
-
-      if (readDir(path).length == 0)
-      {
-        sys.FileSystem.deleteDirectory(path);
-      }
-    } else {
-      sys.FileSystem.deleteDirectory(path);
-    }
-    #else
-    throw 'Direct directory deletion by path not supported on this platform.';
-    #end
-  }
-
-  /**
-   * Get a directory's total size in bytes. Max representable size is ~2.147 GB.
-   * Only works on desktop.
-   *
-   * @param path The path to the directory.
-   * @return The total size of the directory in bytes.
-   */
-  public static function getDirSize(path:String):Int
-  {
-    #if sys
-    if (!isDirectory(path))
-    {
-      throw 'Path is not a directory: $path';
-    }
-
-    var total:Int = 0;
-    for (entry in readDir(path))
-    {
-      var entryPath = Path.join([path, entry]);
-      if (isDirectory(entryPath))
-      {
-        total += getDirSize(entryPath);
-      }
-      else
-      {
-        total += getFileSize(entryPath);
-      }
-    }
-
-    return total;
-    #else
-    return -1;
-    #end
-  }
-
   static var tempDir:String = null;
   static final TEMP_ENV_VARS:Array<String> = ['TEMP', 'TMPDIR', 'TEMPDIR', 'TMP'];
 
@@ -793,43 +570,6 @@ class FileUtil
     #end
   }
 
-  /**
-   * Rename a file or directory.
-   * Only works on desktop.
-   *
-   * @param path The path to the file or directory.
-   * @param newName The new name of the file or directory.
-   * @param keepExtension Whether to keep the extension the same, if applicable.
-   */
-  public static function rename(path:String, newName:String, keepExtension:Bool = true):Void
-  {
-    #if sys
-    if (doesFileExist(path))
-    {
-      newName = Path.withoutDirectory(newName);
-      if (!isDirectory(path))
-      {
-        if (keepExtension)
-        {
-          newName = Path.withExtension(Path.withoutExtension(newName), Path.extension(path));
-        }
-        else if (Path.extension(newName) == '')
-        {
-          newName = Path.withExtension(newName, Path.extension(path));
-        }
-      }
-
-      sys.FileSystem.rename(path, Path.join([Path.directory(path), newName]));
-    }
-    else
-    {
-      throw 'Path does not exist: $path';
-    }
-    #else
-    throw 'Direct file renaming by path not supported on this platform.';
-    #end
-  }
-
   /**
    * Create a Bytes object containing a ZIP file, containing the provided entries.
    *