diff --git a/src/libse/SubtitleFormats/TimedTextImsc11.cs b/src/libse/SubtitleFormats/TimedTextImsc11.cs
index c861d3ec4..4a9aa4511 100644
--- a/src/libse/SubtitleFormats/TimedTextImsc11.cs
+++ b/src/libse/SubtitleFormats/TimedTextImsc11.cs
@@ -1,6 +1,7 @@
 ﻿using Nikse.SubtitleEdit.Core.Common;
 using System;
 using System.Collections.Generic;
+using System.IO;
 using System.Text;
 using System.Text.RegularExpressions;
 using System.Xml;
@@ -17,8 +18,11 @@ namespace Nikse.SubtitleEdit.Core.SubtitleFormats
         private static string GetXmlStructure()
         {
             return @"<?xml version='1.0' encoding='UTF-8'?>
-<tt xml:lang='en' xmlns='http://www.w3.org/ns/ttml' xmlns:ttm='http://www.w3.org/ns/ttml#metadata' xmlns:tts='http://www.w3.org/ns/ttml#styling' xmlns:ttp='http://www.w3.org/ns/ttml#parameter' xmlns:ittp='http://www.w3.org/ns/ttml/profile/imsc1#parameter' xmlns:itts='http://www.w3.org/ns/ttml/profile/imsc1#styling' ttp:profile='http://www.w3.org/ns/ttml/profile/imsc1/text' ttp:frameRate='[framerate]' ttp:timeBase='media'>
+<tt xml:lang='en' xmlns='http://www.w3.org/ns/ttml' xmlns:ttm='http://www.w3.org/ns/ttml#metadata' xmlns:tts='http://www.w3.org/ns/ttml#styling' xmlns:ttp='http://www.w3.org/ns/ttml#parameter' xmlns:ittp='http://www.w3.org/ns/ttml/profile/imsc1#parameter' xmlns:itts='http://www.w3.org/ns/ttml/profile/imsc1#styling' ttp:profile='http://www.w3.org/ns/ttml/profile/imsc1/text' ttp:frameRate='[frameRate]' ttp:frameRateMultiplier='[frameRateMultiplier]' ttp:timeBase='media'>
   <head>
+    <metadata>
+      <ttm:title>[title]</ttm:title>
+    </metadata>
     <styling>
       <style xml:id='style.center' tts:color='#ffffff' tts:opacity='1' tts:fontSize='100%' tts:fontFamily='default' tts:textAlign='center'/>
       <style xml:id='italic' tts:shear='16.6667%' tts:opacity='1' tts:fontSize='100%' tts:fontFamily='default'/>
@@ -67,7 +71,54 @@ namespace Nikse.SubtitleEdit.Core.SubtitleFormats
         {
             var xml = new XmlDocument { XmlResolver = null };
             var xmlStructure = GetXmlStructure();
-            xmlStructure = xmlStructure.Replace("[framerate]", ((int)Math.Round(Configuration.Settings.General.CurrentFrameRate, MidpointRounding.AwayFromZero)).ToString());
+            xmlStructure = xmlStructure.Replace("[frameRate]", ((int)Math.Round(Configuration.Settings.General.CurrentFrameRate, MidpointRounding.AwayFromZero)).ToString());
+
+            var frameDiff = Configuration.Settings.General.CurrentFrameRate % 1.0;
+            if (frameDiff < 0.001)
+            {
+                xmlStructure = xmlStructure.Replace("[frameRateMultiplier]", "1 1");
+            }
+            else
+            {
+                xmlStructure = xmlStructure.Replace("[frameRateMultiplier]", "1000 1001");
+            }
+
+            var original = new XmlDocument();
+            try
+            {
+                original.LoadXml(subtitle.Header);
+
+                var namespaceManagerOriginal = new XmlNamespaceManager(original.NameTable);
+                namespaceManagerOriginal.AddNamespace("ttml", TimedText10.TtmlNamespace);
+                namespaceManagerOriginal.AddNamespace("ttp", TimedText10.TtmlParameterNamespace);
+                namespaceManagerOriginal.AddNamespace("tts", TimedText10.TtmlStylingNamespace);
+                namespaceManagerOriginal.AddNamespace("ttm", TimedText10.TtmlMetadataNamespace);
+
+                var nodeTitle = original.DocumentElement.SelectSingleNode("ttml:head/ttml:metadata/ttml:title", namespaceManagerOriginal);
+                if (nodeTitle != null)
+                {
+                    xmlStructure = xmlStructure.Replace("[title]", nodeTitle.InnerXml);
+                }
+
+                var attr = original.DocumentElement.Attributes["ttp:timeBase"];
+                if (attr?.Value != null && (attr.Value == "clock" || attr.Value == "smpte"))
+                {
+                    xmlStructure = xmlStructure.Replace("ttp:timeBase=\"media\"", $"ttp:timeBase=\"{attr.Value}\"");
+                }
+            }
+            catch 
+            {
+                // ignore
+            }
+
+            var xmlTitle = string.IsNullOrEmpty(subtitle.FileName) ? title : Path.GetFileNameWithoutExtension(subtitle.FileName);
+            if (string.IsNullOrEmpty(xmlTitle))
+            {
+                xmlTitle = "Untitled";
+            }
+
+            xmlStructure = xmlStructure.Replace("[title]", HtmlUtil.EncodeNamed(xmlTitle));
+
 
             var language = LanguageAutoDetect.AutoDetectGoogleLanguage(subtitle);
             xmlStructure = xmlStructure.Replace("lang=\"en\"", $"lang=\"{language}\"");
@@ -256,11 +307,13 @@ namespace Nikse.SubtitleEdit.Core.SubtitleFormats
                     var frameRateMultiplier = xml.DocumentElement.Attributes["ttp:frameRateMultiplier"];
                     if (frameRateMultiplier != null)
                     {
-                        if (frameRateMultiplier.InnerText == "999 1000" && Math.Abs(fr - 30) < 0.01)
+                        if ((frameRateMultiplier.InnerText == "999 1000" ||
+                             frameRateMultiplier.InnerText == "1000 1001") && Math.Abs(fr - 30) < 0.01)
                         {
                             Configuration.Settings.General.CurrentFrameRate = 29.97;
                         }
-                        else if (frameRateMultiplier.InnerText == "999 1000" && Math.Abs(fr - 24) < 0.01)
+                        else if ((frameRateMultiplier.InnerText == "999 1000" ||
+                                  frameRateMultiplier.InnerText == "1000 1001") && Math.Abs(fr - 24) < 0.01)
                         {
                             Configuration.Settings.General.CurrentFrameRate = 23.976;
                         }
diff --git a/src/ui/Forms/TimedTextPropertiesImsc11.Designer.cs b/src/ui/Forms/TimedTextPropertiesImsc11.Designer.cs
index 2d03c8fe0..0741f6c37 100644
--- a/src/ui/Forms/TimedTextPropertiesImsc11.Designer.cs
+++ b/src/ui/Forms/TimedTextPropertiesImsc11.Designer.cs
@@ -47,13 +47,15 @@
             this.label1 = new System.Windows.Forms.Label();
             this.comboBoxDefaultStyle = new Nikse.SubtitleEdit.Controls.NikseComboBox();
             this.labelWrapStyle = new System.Windows.Forms.Label();
+            this.textBoxTitle = new Nikse.SubtitleEdit.Controls.SETextBox();
+            this.label6 = new System.Windows.Forms.Label();
             this.groupBoxOptions.SuspendLayout();
             this.SuspendLayout();
             // 
             // buttonOK
             // 
             this.buttonOK.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
-            this.buttonOK.Location = new System.Drawing.Point(329, 321);
+            this.buttonOK.Location = new System.Drawing.Point(329, 342);
             this.buttonOK.Name = "buttonOK";
             this.buttonOK.Size = new System.Drawing.Size(75, 23);
             this.buttonOK.TabIndex = 98;
@@ -65,7 +67,7 @@
             // 
             this.buttonCancel.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
             this.buttonCancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
-            this.buttonCancel.Location = new System.Drawing.Point(410, 321);
+            this.buttonCancel.Location = new System.Drawing.Point(410, 342);
             this.buttonCancel.Name = "buttonCancel";
             this.buttonCancel.Size = new System.Drawing.Size(75, 23);
             this.buttonCancel.TabIndex = 99;
@@ -78,6 +80,8 @@
             this.groupBoxOptions.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom) 
             | System.Windows.Forms.AnchorStyles.Left) 
             | System.Windows.Forms.AnchorStyles.Right)));
+            this.groupBoxOptions.Controls.Add(this.textBoxTitle);
+            this.groupBoxOptions.Controls.Add(this.label6);
             this.groupBoxOptions.Controls.Add(this.comboBoxFileExtensions);
             this.groupBoxOptions.Controls.Add(this.labelFileExtension);
             this.groupBoxOptions.Controls.Add(this.comboBoxTimeCodeFormat);
@@ -96,7 +100,7 @@
             this.groupBoxOptions.Controls.Add(this.labelWrapStyle);
             this.groupBoxOptions.Location = new System.Drawing.Point(12, 12);
             this.groupBoxOptions.Name = "groupBoxOptions";
-            this.groupBoxOptions.Size = new System.Drawing.Size(473, 303);
+            this.groupBoxOptions.Size = new System.Drawing.Size(473, 324);
             this.groupBoxOptions.TabIndex = 0;
             this.groupBoxOptions.TabStop = false;
             // 
@@ -113,11 +117,11 @@
             this.comboBoxFileExtensions.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
             this.comboBoxFileExtensions.DropDownWidth = 263;
             this.comboBoxFileExtensions.FormattingEnabled = true;
-            this.comboBoxFileExtensions.Items.AddRange(new object[] {
+            this.comboBoxFileExtensions.Items.AddRange(new string[] {
             ".xml",
             ".ttml",
             ".dfxp"});
-            this.comboBoxFileExtensions.Location = new System.Drawing.Point(191, 251);
+            this.comboBoxFileExtensions.Location = new System.Drawing.Point(191, 276);
             this.comboBoxFileExtensions.MaxLength = 32767;
             this.comboBoxFileExtensions.Name = "comboBoxFileExtensions";
             this.comboBoxFileExtensions.SelectedIndex = -1;
@@ -130,7 +134,7 @@
             // labelFileExtension
             // 
             this.labelFileExtension.AutoSize = true;
-            this.labelFileExtension.Location = new System.Drawing.Point(6, 254);
+            this.labelFileExtension.Location = new System.Drawing.Point(6, 279);
             this.labelFileExtension.Name = "labelFileExtension";
             this.labelFileExtension.Size = new System.Drawing.Size(71, 13);
             this.labelFileExtension.TabIndex = 22;
@@ -149,7 +153,7 @@
             this.comboBoxTimeCodeFormat.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
             this.comboBoxTimeCodeFormat.DropDownWidth = 263;
             this.comboBoxTimeCodeFormat.FormattingEnabled = true;
-            this.comboBoxTimeCodeFormat.Items.AddRange(new object[] {
+            this.comboBoxTimeCodeFormat.Items.AddRange(new string[] {
             "Source",
             "Seconds",
             "Milliseconds",
@@ -159,7 +163,7 @@
             "hh:mm:ss.ms-two-digits",
             "hh:mm:ss,ms",
             "Frames"});
-            this.comboBoxTimeCodeFormat.Location = new System.Drawing.Point(191, 214);
+            this.comboBoxTimeCodeFormat.Location = new System.Drawing.Point(191, 239);
             this.comboBoxTimeCodeFormat.MaxLength = 32767;
             this.comboBoxTimeCodeFormat.Name = "comboBoxTimeCodeFormat";
             this.comboBoxTimeCodeFormat.SelectedIndex = -1;
@@ -172,7 +176,7 @@
             // labelTimeCode
             // 
             this.labelTimeCode.AutoSize = true;
-            this.labelTimeCode.Location = new System.Drawing.Point(6, 217);
+            this.labelTimeCode.Location = new System.Drawing.Point(6, 242);
             this.labelTimeCode.Name = "labelTimeCode";
             this.labelTimeCode.Size = new System.Drawing.Size(89, 13);
             this.labelTimeCode.TabIndex = 20;
@@ -191,11 +195,11 @@
             this.comboBoxFrameRateMultiplier.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDown;
             this.comboBoxFrameRateMultiplier.DropDownWidth = 263;
             this.comboBoxFrameRateMultiplier.FormattingEnabled = true;
-            this.comboBoxFrameRateMultiplier.Items.AddRange(new object[] {
+            this.comboBoxFrameRateMultiplier.Items.AddRange(new string[] {
             "999 1000",
             "1 1",
             "1000 1001"});
-            this.comboBoxFrameRateMultiplier.Location = new System.Drawing.Point(191, 81);
+            this.comboBoxFrameRateMultiplier.Location = new System.Drawing.Point(191, 106);
             this.comboBoxFrameRateMultiplier.MaxLength = 32767;
             this.comboBoxFrameRateMultiplier.Name = "comboBoxFrameRateMultiplier";
             this.comboBoxFrameRateMultiplier.SelectedIndex = -1;
@@ -219,7 +223,7 @@
             this.comboBoxDefaultRegion.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
             this.comboBoxDefaultRegion.DropDownWidth = 263;
             this.comboBoxDefaultRegion.FormattingEnabled = true;
-            this.comboBoxDefaultRegion.Location = new System.Drawing.Point(191, 175);
+            this.comboBoxDefaultRegion.Location = new System.Drawing.Point(191, 200);
             this.comboBoxDefaultRegion.MaxLength = 32767;
             this.comboBoxDefaultRegion.Name = "comboBoxDefaultRegion";
             this.comboBoxDefaultRegion.SelectedIndex = -1;
@@ -232,7 +236,7 @@
             // labelDefaultRegion
             // 
             this.labelDefaultRegion.AutoSize = true;
-            this.labelDefaultRegion.Location = new System.Drawing.Point(6, 178);
+            this.labelDefaultRegion.Location = new System.Drawing.Point(6, 203);
             this.labelDefaultRegion.Name = "labelDefaultRegion";
             this.labelDefaultRegion.Size = new System.Drawing.Size(73, 13);
             this.labelDefaultRegion.TabIndex = 12;
@@ -251,12 +255,12 @@
             this.comboBoxDropMode.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
             this.comboBoxDropMode.DropDownWidth = 263;
             this.comboBoxDropMode.FormattingEnabled = true;
-            this.comboBoxDropMode.Items.AddRange(new object[] {
+            this.comboBoxDropMode.Items.AddRange(new string[] {
             "[N/A]",
             "dropNTSC",
             "dropPAL",
             "nonDrop"});
-            this.comboBoxDropMode.Location = new System.Drawing.Point(191, 108);
+            this.comboBoxDropMode.Location = new System.Drawing.Point(191, 133);
             this.comboBoxDropMode.MaxLength = 32767;
             this.comboBoxDropMode.Name = "comboBoxDropMode";
             this.comboBoxDropMode.SelectedIndex = -1;
@@ -269,7 +273,7 @@
             // label4
             // 
             this.label4.AutoSize = true;
-            this.label4.Location = new System.Drawing.Point(6, 111);
+            this.label4.Location = new System.Drawing.Point(6, 136);
             this.label4.Name = "label4";
             this.label4.Size = new System.Drawing.Size(59, 13);
             this.label4.TabIndex = 10;
@@ -278,7 +282,7 @@
             // label3
             // 
             this.label3.AutoSize = true;
-            this.label3.Location = new System.Drawing.Point(6, 84);
+            this.label3.Location = new System.Drawing.Point(6, 109);
             this.label3.Name = "label3";
             this.label3.Size = new System.Drawing.Size(100, 13);
             this.label3.TabIndex = 8;
@@ -297,7 +301,7 @@
             this.comboBoxFrameRate.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDown;
             this.comboBoxFrameRate.DropDownWidth = 263;
             this.comboBoxFrameRate.FormattingEnabled = true;
-            this.comboBoxFrameRate.Location = new System.Drawing.Point(191, 54);
+            this.comboBoxFrameRate.Location = new System.Drawing.Point(191, 79);
             this.comboBoxFrameRate.MaxLength = 32767;
             this.comboBoxFrameRate.Name = "comboBoxFrameRate";
             this.comboBoxFrameRate.SelectedIndex = -1;
@@ -311,7 +315,7 @@
             // label2
             // 
             this.label2.AutoSize = true;
-            this.label2.Location = new System.Drawing.Point(6, 57);
+            this.label2.Location = new System.Drawing.Point(6, 82);
             this.label2.Name = "label2";
             this.label2.Size = new System.Drawing.Size(57, 13);
             this.label2.TabIndex = 6;
@@ -330,12 +334,12 @@
             this.comboBoxTimeBase.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
             this.comboBoxTimeBase.DropDownWidth = 263;
             this.comboBoxTimeBase.FormattingEnabled = true;
-            this.comboBoxTimeBase.Items.AddRange(new object[] {
+            this.comboBoxTimeBase.Items.AddRange(new string[] {
             "[N/A]",
             "media",
             "smpte",
             "clock"});
-            this.comboBoxTimeBase.Location = new System.Drawing.Point(191, 27);
+            this.comboBoxTimeBase.Location = new System.Drawing.Point(191, 52);
             this.comboBoxTimeBase.MaxLength = 32767;
             this.comboBoxTimeBase.Name = "comboBoxTimeBase";
             this.comboBoxTimeBase.SelectedIndex = -1;
@@ -348,7 +352,7 @@
             // label1
             // 
             this.label1.AutoSize = true;
-            this.label1.Location = new System.Drawing.Point(6, 30);
+            this.label1.Location = new System.Drawing.Point(6, 55);
             this.label1.Name = "label1";
             this.label1.Size = new System.Drawing.Size(56, 13);
             this.label1.TabIndex = 4;
@@ -367,7 +371,7 @@
             this.comboBoxDefaultStyle.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
             this.comboBoxDefaultStyle.DropDownWidth = 263;
             this.comboBoxDefaultStyle.FormattingEnabled = true;
-            this.comboBoxDefaultStyle.Location = new System.Drawing.Point(191, 148);
+            this.comboBoxDefaultStyle.Location = new System.Drawing.Point(191, 173);
             this.comboBoxDefaultStyle.MaxLength = 32767;
             this.comboBoxDefaultStyle.Name = "comboBoxDefaultStyle";
             this.comboBoxDefaultStyle.SelectedIndex = -1;
@@ -380,17 +384,52 @@
             // labelWrapStyle
             // 
             this.labelWrapStyle.AutoSize = true;
-            this.labelWrapStyle.Location = new System.Drawing.Point(6, 151);
+            this.labelWrapStyle.Location = new System.Drawing.Point(6, 176);
             this.labelWrapStyle.Name = "labelWrapStyle";
             this.labelWrapStyle.Size = new System.Drawing.Size(65, 13);
             this.labelWrapStyle.TabIndex = 1;
             this.labelWrapStyle.Text = "Default style";
             // 
-            // TimedTextPropertiesIms11
+            // textBoxTitle
+            // 
+            this.textBoxTitle.BackColor = System.Drawing.Color.DarkGray;
+            this.textBoxTitle.CurrentLanguage = "";
+            this.textBoxTitle.CurrentLineIndex = 0;
+            this.textBoxTitle.HideSelection = true;
+            this.textBoxTitle.IsDictionaryDownloaded = true;
+            this.textBoxTitle.IsSpellCheckerInitialized = false;
+            this.textBoxTitle.IsSpellCheckRequested = false;
+            this.textBoxTitle.IsWrongWord = false;
+            this.textBoxTitle.LanguageChanged = false;
+            this.textBoxTitle.Location = new System.Drawing.Point(191, 19);
+            this.textBoxTitle.MaxLength = 32767;
+            this.textBoxTitle.Multiline = true;
+            this.textBoxTitle.Name = "textBoxTitle";
+            this.textBoxTitle.Padding = new System.Windows.Forms.Padding(1);
+            this.textBoxTitle.ReadOnly = false;
+            this.textBoxTitle.ScrollBars = System.Windows.Forms.RichTextBoxScrollBars.None;
+            this.textBoxTitle.SelectedText = "";
+            this.textBoxTitle.SelectionLength = 0;
+            this.textBoxTitle.SelectionStart = 0;
+            this.textBoxTitle.Size = new System.Drawing.Size(263, 20);
+            this.textBoxTitle.TabIndex = 23;
+            this.textBoxTitle.TextBoxFont = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.textBoxTitle.UseSystemPasswordChar = false;
+            // 
+            // label6
+            // 
+            this.label6.AutoSize = true;
+            this.label6.Location = new System.Drawing.Point(6, 21);
+            this.label6.Name = "label6";
+            this.label6.Size = new System.Drawing.Size(27, 13);
+            this.label6.TabIndex = 24;
+            this.label6.Text = "Title";
+            // 
+            // TimedTextPropertiesImsc11
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
-            this.ClientSize = new System.Drawing.Size(497, 354);
+            this.ClientSize = new System.Drawing.Size(497, 375);
             this.Controls.Add(this.buttonOK);
             this.Controls.Add(this.buttonCancel);
             this.Controls.Add(this.groupBoxOptions);
@@ -398,7 +437,7 @@
             this.KeyPreview = true;
             this.MaximizeBox = false;
             this.MinimizeBox = false;
-            this.Name = "TimedTextPropertiesIms11";
+            this.Name = "TimedTextPropertiesImsc11";
             this.ShowIcon = false;
             this.ShowInTaskbar = false;
             this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
@@ -431,5 +470,7 @@
         private System.Windows.Forms.Label labelTimeCode;
         private Nikse.SubtitleEdit.Controls.NikseComboBox comboBoxFileExtensions;
         private System.Windows.Forms.Label labelFileExtension;
+        private Controls.SETextBox textBoxTitle;
+        private System.Windows.Forms.Label label6;
     }
 }
\ No newline at end of file
diff --git a/src/ui/Forms/TimedTextPropertiesImsc11.cs b/src/ui/Forms/TimedTextPropertiesImsc11.cs
index 5a6b92941..ef4898ed9 100644
--- a/src/ui/Forms/TimedTextPropertiesImsc11.cs
+++ b/src/ui/Forms/TimedTextPropertiesImsc11.cs
@@ -36,7 +36,7 @@ namespace Nikse.SubtitleEdit.Forms
             }
             catch
             {
-                subtitle.Header = new TimedText10().ToText(new Subtitle(), "tt");
+                subtitle.Header = new TimedTextImsc11().ToText(new Subtitle(), "tt");
                 _xml.LoadXml(subtitle.Header); // load default xml
             }
             _namespaceManager = new XmlNamespaceManager(_xml.NameTable);
@@ -45,10 +45,19 @@ namespace Nikse.SubtitleEdit.Forms
             _namespaceManager.AddNamespace("tts", TimedText10.TtmlStylingNamespace);
             _namespaceManager.AddNamespace("ttm", TimedText10.TtmlMetadataNamespace);
 
-            XmlAttribute attr = _xml.DocumentElement.Attributes["ttp:timeBase"];
-            if (attr != null)
+            if (_xml.DocumentElement != null)
             {
-                comboBoxTimeBase.Text = attr.InnerText;
+                var nodeTitle = _xml.DocumentElement.SelectSingleNode("ttml:head/ttml:metadata/ttml:title", _namespaceManager);
+                if (nodeTitle != null)
+                {
+                    textBoxTitle.Text = nodeTitle.InnerText;
+                }
+
+                var attrTimeBase = _xml.DocumentElement.Attributes["ttp:timeBase"];
+                if (attrTimeBase != null)
+                {
+                    comboBoxTimeBase.Text = attrTimeBase.InnerText;
+                }
             }
 
             comboBoxFrameRate.Items.Add("23.976");
@@ -56,7 +65,7 @@ namespace Nikse.SubtitleEdit.Forms
             comboBoxFrameRate.Items.Add("25.0");
             comboBoxFrameRate.Items.Add("29.97");
             comboBoxFrameRate.Items.Add("30.0");
-            attr = _xml.DocumentElement.Attributes["ttp:frameRate"];
+            var attr = _xml.DocumentElement.Attributes["ttp:frameRate"];
             if (attr != null)
             {
                 comboBoxFrameRate.Text = attr.InnerText;
@@ -116,6 +125,10 @@ namespace Nikse.SubtitleEdit.Forms
                     break;
                 }
             }
+
+            comboBoxFrameRate.Enabled = false;
+            comboBoxFrameRateMultiplier.Enabled = false;
+            comboBoxDropMode.Enabled = false;
         }
 
         private void buttonCancel_Click(object sender, EventArgs e)
@@ -125,6 +138,39 @@ namespace Nikse.SubtitleEdit.Forms
 
         private void buttonOK_Click(object sender, EventArgs e)
         {
+            XmlNode node = _xml.DocumentElement.SelectSingleNode("ttml:head/ttml:metadata/ttml:title", _namespaceManager);
+            if (node != null)
+            {
+                if (string.IsNullOrWhiteSpace(textBoxTitle.Text))
+                {
+                    _xml.DocumentElement.SelectSingleNode("ttml:head", _namespaceManager).RemoveChild(_xml.DocumentElement.SelectSingleNode("ttml:head/ttml:metadata", _namespaceManager));
+                }
+                else
+                {
+                    node.InnerText = textBoxTitle.Text;
+                }
+            }
+            else if (!string.IsNullOrWhiteSpace(textBoxTitle.Text))
+            {
+                var head = _xml.DocumentElement.SelectSingleNode("ttml:head", _namespaceManager);
+                if (head == null)
+                {
+                    head = _xml.CreateElement("ttml", "head", _namespaceManager.LookupNamespace("ttml"));
+                    _xml.DocumentElement.PrependChild(head);
+                }
+
+                var metadata = _xml.DocumentElement.SelectSingleNode("ttml:head/ttml:metadata", _namespaceManager);
+                if (metadata == null)
+                {
+                    metadata = _xml.CreateElement("ttml", "metadata", _namespaceManager.LookupNamespace("ttml"));
+                    head.PrependChild(metadata);
+                }
+
+                var title = _xml.CreateElement("ttml", "title", _namespaceManager.LookupNamespace("ttml"));
+                metadata.InnerText = textBoxTitle.Text;
+                metadata.AppendChild(title);
+            }
+
             XmlAttribute attr = _xml.DocumentElement.Attributes["ttp:timeBase"];
             if (attr != null)
             {
@@ -189,7 +235,7 @@ namespace Nikse.SubtitleEdit.Forms
                 _xml.DocumentElement.Attributes.Append(attr);
             }
 
-            XmlNode node = _xml.DocumentElement.SelectSingleNode("ttml:body", _namespaceManager);
+            node = _xml.DocumentElement.SelectSingleNode("ttml:body", _namespaceManager);
             if (node != null && node.Attributes["style"] != null)
             {
                 node.Attributes["style"].Value = comboBoxDefaultStyle.Text;
