diff --git a/Form1.Designer.cs b/Form1.Designer.cs
index a8b35b6..4f44805 100644
--- a/Form1.Designer.cs
+++ b/Form1.Designer.cs
@@ -883,6 +883,7 @@ private void InitializeComponent()
             this.shuffle.TabIndex = 63;
             this.shuffle.Text = "Convert Poc1-->Poc2 when Move&&Merge";
             this.shuffle.UseVisualStyleBackColor = true;
+            this.shuffle.CheckedChanged += new System.EventHandler(this.shuffle_CheckedChanged);
             // 
             // btn_preview
             // 
diff --git a/Form1.cs b/Form1.cs
index 6633273..e8ca281 100644
--- a/Form1.cs
+++ b/Form1.cs
@@ -267,6 +267,7 @@ private void loadSettings()
             oneFile.Checked = Properties.Settings.Default.ftp;
             moreFiles.Checked = !Properties.Settings.Default.ftp;
             npf.Value = Properties.Settings.Default.ftpvalue;
+            shuffle.Enabled = modeB.Checked;
         }
         private void btn_Preview_Click(object sender, EventArgs e)
         {
@@ -708,9 +709,11 @@ private void modeA_CheckedChanged(object sender, EventArgs e)
         {
             Properties.Settings.Default.modea = modeA.Checked;
             Properties.Settings.Default.Save();
+            
             shuffle.Enabled = modeB.Checked;
             if (modeA.Checked)
             {
+                shuffle.Checked = false;
                 moreFiles.Checked = true;
                 DriveInfo drive = new DriveInfo(ssdCache.Text);
                 DriveInfo a = new DriveInfo(drive.Name);
@@ -728,5 +731,11 @@ private void moreFiles_Enter(object sender, EventArgs e)
         {
             modeB.Checked = true;
         }
+
+        private void shuffle_CheckedChanged(object sender, EventArgs e)
+        {
+            Properties.Settings.Default.shuffle = shuffle.Checked;
+            Properties.Settings.Default.Save();
+        }
     }
 }