diff --git a/src/locale/messages.zh-Hant.xlf b/src/locale/messages.zh-Hant.xlf
index 00e7ed2ec1..ce83f92219 100644
--- a/src/locale/messages.zh-Hant.xlf
+++ b/src/locale/messages.zh-Hant.xlf
@@ -1306,7 +1306,7 @@ Click &quot;Cancel&quot; to keep the invalid JSON open so you can fix it.</sourc
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/authoringTool/node/node-authoring/node-authoring.component.html</context>
-          <context context-type="linenumber">103</context>
+          <context context-type="linenumber">97</context>
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/components/common/feedbackRule/edit-feedback-rules/edit-feedback-rules.component.html</context>
@@ -1326,7 +1326,7 @@ Click &quot;Cancel&quot; to keep the invalid JSON open so you can fix it.</sourc
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/authoringTool/node/node-authoring/node-authoring.component.html</context>
-          <context context-type="linenumber">115</context>
+          <context context-type="linenumber">109</context>
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/components/common/feedbackRule/edit-feedback-rules/edit-feedback-rules.component.html</context>
@@ -1534,7 +1534,7 @@ Click &quot;Cancel&quot; to keep the invalid JSON open so you can fix it.</sourc
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/top-bar/top-bar.component.html</context>
-          <context context-type="linenumber">37</context>
+          <context context-type="linenumber">30</context>
         </context-group>
         <target state="translated">預覽單元</target>
       </trans-unit>
@@ -6682,7 +6682,7 @@ Click &quot;Cancel&quot; to keep the invalid JSON open so you can fix it.</sourc
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/notifications-menu/notifications-menu.component.html</context>
-          <context context-type="linenumber">50</context>
+          <context context-type="linenumber">53</context>
         </context-group>
         <target state="translated">清除</target>
       </trans-unit>
@@ -9582,11 +9582,7 @@ Click &quot;Cancel&quot; to keep the invalid JSON open so you can fix it.</sourc
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/top-bar/top-bar.component.html</context>
-          <context context-type="linenumber">14</context>
-        </context-group>
-        <context-group purpose="location">
-          <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/top-bar/top-bar.component.html</context>
-          <context context-type="linenumber">16</context>
+          <context context-type="linenumber">11</context>
         </context-group>
         <target state="translated">課程資訊</target>
       </trans-unit>
@@ -11362,7 +11358,7 @@ Click &quot;Cancel&quot; to keep the invalid JSON open so you can fix it.</sourc
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/top-bar/top-bar.component.html</context>
-          <context context-type="linenumber">78</context>
+          <context context-type="linenumber">71</context>
         </context-group>
         <target state="needs-translation">User Menu</target>
       </trans-unit>
@@ -11374,7 +11370,7 @@ Click &quot;Cancel&quot; to keep the invalid JSON open so you can fix it.</sourc
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/top-bar/top-bar.component.html</context>
-          <context context-type="linenumber">103,105</context>
+          <context context-type="linenumber">96,98</context>
         </context-group>
         <target state="needs-translation"> Go Home </target>
       </trans-unit>
@@ -11386,7 +11382,7 @@ Click &quot;Cancel&quot; to keep the invalid JSON open so you can fix it.</sourc
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/top-bar/top-bar.component.html</context>
-          <context context-type="linenumber">107,109</context>
+          <context context-type="linenumber">100,102</context>
         </context-group>
         <target state="needs-translation"> Sign Out </target>
       </trans-unit>
@@ -11406,7 +11402,7 @@ Click &quot;Cancel&quot; to keep the invalid JSON open so you can fix it.</sourc
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/top-bar/top-bar.component.ts</context>
-          <context context-type="linenumber">75</context>
+          <context context-type="linenumber">74</context>
         </context-group>
         <target state="needs-translation">Run ID: <x id="PH" equiv-text="this.runId"/> | Access Code: <x id="PH_1" equiv-text="this.runCode"/></target>
       </trans-unit>
@@ -12886,22 +12882,6 @@ The branches will be removed but the steps will remain in the unit.</target>
         </context-group>
         <target state="translated">&lt;p&gt;使用此空間為此單元做筆記&lt;/p&gt;</target>
       </trans-unit>
-      <trans-unit id="ed9a6298ca889d530052adc26c49baccd78d66df" datatype="html">
-        <source>Add component before</source>
-        <context-group purpose="location">
-          <context context-type="sourcefile">src/assets/wise5/authoringTool/node/add-component-button/add-component-button.component.html</context>
-          <context context-type="linenumber">15</context>
-        </context-group>
-        <target state="needs-translation">Add component before</target>
-      </trans-unit>
-      <trans-unit id="79342ffd66f601a8df6fc4023676dbfa5670da92" datatype="html">
-        <source>Add component after</source>
-        <context-group purpose="location">
-          <context context-type="sourcefile">src/assets/wise5/authoringTool/node/add-component-button/add-component-button.component.html</context>
-          <context context-type="linenumber">18</context>
-        </context-group>
-        <target state="needs-translation">Add component after</target>
-      </trans-unit>
       <trans-unit id="3307198501674154798" datatype="html">
         <source>Add component</source>
         <context-group purpose="location">
@@ -15532,7 +15512,7 @@ The branches will be removed but the steps will remain in the unit.</target>
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/studentGrading/step-item/step-item.component.ts</context>
-          <context context-type="linenumber">78</context>
+          <context context-type="linenumber">92</context>
         </context-group>
         <target state="translated">未指派</target>
       </trans-unit>
@@ -15548,7 +15528,7 @@ The branches will be removed but the steps will remain in the unit.</target>
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/studentGrading/step-item/step-item.component.ts</context>
-          <context context-type="linenumber">83</context>
+          <context context-type="linenumber">97</context>
         </context-group>
         <target state="needs-translation">Completed</target>
       </trans-unit>
@@ -15564,7 +15544,7 @@ The branches will be removed but the steps will remain in the unit.</target>
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/studentGrading/step-item/step-item.component.ts</context>
-          <context context-type="linenumber">90</context>
+          <context context-type="linenumber">104</context>
         </context-group>
         <target state="translated">部分完成</target>
       </trans-unit>
@@ -15588,7 +15568,7 @@ The branches will be removed but the steps will remain in the unit.</target>
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/studentGrading/step-item/step-item.component.ts</context>
-          <context context-type="linenumber">95</context>
+          <context context-type="linenumber">109</context>
         </context-group>
         <target state="translated">沒有作業</target>
       </trans-unit>
@@ -15692,7 +15672,7 @@ The branches will be removed but the steps will remain in the unit.</target>
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/studentGrading/step-item/step-item.component.ts</context>
-          <context context-type="linenumber">85</context>
+          <context context-type="linenumber">99</context>
         </context-group>
         <target state="translated">已訪問</target>
       </trans-unit>
@@ -15704,7 +15684,7 @@ The branches will be removed but the steps will remain in the unit.</target>
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/studentGrading/step-item/step-item.component.ts</context>
-          <context context-type="linenumber">97</context>
+          <context context-type="linenumber">111</context>
         </context-group>
         <target state="translated">未訪問</target>
       </trans-unit>
@@ -15838,7 +15818,7 @@ The branches will be removed but the steps will remain in the unit.</target>
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/top-bar/top-bar.component.html</context>
-          <context context-type="linenumber">65</context>
+          <context context-type="linenumber">53</context>
         </context-group>
         <target state="translated">暫停學生螢幕</target>
       </trans-unit>
@@ -16018,7 +15998,7 @@ The branches will be removed but the steps will remain in the unit.</target>
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/top-bar/top-bar.component.html</context>
-          <context context-type="linenumber">46</context>
+          <context context-type="linenumber">39</context>
         </context-group>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/vle/notifications-dialog/notifications-dialog.component.html</context>
@@ -16032,10 +16012,6 @@ The branches will be removed but the steps will remain in the unit.</target>
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/notifications-menu/notifications-menu.component.html</context>
           <context context-type="linenumber">17</context>
         </context-group>
-        <context-group purpose="location">
-          <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/notifications-menu/notifications-menu.component.html</context>
-          <context context-type="linenumber">20</context>
-        </context-group>
         <target state="needs-translation">Clear all notifications</target>
       </trans-unit>
       <trans-unit id="8ef463e66c2b67515dd9708a8fea5c212a5f03af" datatype="html">
@@ -16050,7 +16026,7 @@ The branches will be removed but the steps will remain in the unit.</target>
         <source>Go to <x id="INTERPOLATION" equiv-text="{{ getNodePositionAndTitle(notification.nodeId) }}"/></source>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/notifications-menu/notifications-menu.component.html</context>
-          <context context-type="linenumber">37</context>
+          <context context-type="linenumber">38</context>
         </context-group>
         <target state="needs-translation">Go to <x id="INTERPOLATION" equiv-text="{{ getNodePositionAndTitle(notification.nodeId) }}"/></target>
       </trans-unit>
@@ -16058,7 +16034,7 @@ The branches will be removed but the steps will remain in the unit.</target>
         <source>Are you sure you want to clear all your alerts?</source>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/notifications-menu/notifications-menu.component.ts</context>
-          <context context-type="linenumber">35</context>
+          <context context-type="linenumber">54</context>
         </context-group>
         <target state="translated">您確定要刪除所有提醒?</target>
       </trans-unit>
@@ -16066,7 +16042,7 @@ The branches will be removed but the steps will remain in the unit.</target>
         <source>Clear all alerts</source>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/notifications-menu/notifications-menu.component.ts</context>
-          <context context-type="linenumber">36</context>
+          <context context-type="linenumber">55</context>
         </context-group>
         <target state="translated">清除所有提醒</target>
       </trans-unit>
@@ -16086,11 +16062,7 @@ The branches will be removed but the steps will remain in the unit.</target>
         <source>Switch to Authoring View</source>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/top-bar/top-bar.component.html</context>
-          <context context-type="linenumber">25</context>
-        </context-group>
-        <context-group purpose="location">
-          <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/top-bar/top-bar.component.html</context>
-          <context context-type="linenumber">28</context>
+          <context context-type="linenumber">19</context>
         </context-group>
         <target state="needs-translation">Switch to Authoring View</target>
       </trans-unit>
@@ -16100,7 +16072,7 @@ The branches will be removed but the steps will remain in the unit.</target>
 Are you sure you want to proceed?</source>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/classroomMonitor/classroomMonitorComponents/shared/top-bar/top-bar.component.ts</context>
-          <context context-type="linenumber">101</context>
+          <context context-type="linenumber">107</context>
         </context-group>
         <target state="needs-translation">Warning! You will be editing the content of a classroom unit. If students have already started working, this may result in lost data or other problems.
 
@@ -24572,7 +24544,7 @@ If this problem continues, let your teacher know and move on to the next activit
         <source>Sorry, you cannot view this item yet.</source>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/services/studentNodeService.ts</context>
-          <context context-type="linenumber">40</context>
+          <context context-type="linenumber">44</context>
         </context-group>
         <target state="translated">對不起，您還不能查看此項目。</target>
       </trans-unit>
@@ -24580,7 +24552,7 @@ If this problem continues, let your teacher know and move on to the next activit
         <source>Item Locked</source>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/services/studentNodeService.ts</context>
-          <context context-type="linenumber">44</context>
+          <context context-type="linenumber">48</context>
         </context-group>
         <target state="translated">項目已鎖定</target>
       </trans-unit>
@@ -24588,7 +24560,7 @@ If this problem continues, let your teacher know and move on to the next activit
         <source>&lt;p&gt;To visit &lt;b&gt;<x id="PH" equiv-text="nodeTitle"/>&lt;/b&gt; you need to:&lt;/p&gt;&lt;ul&gt;</source>
         <context-group purpose="location">
           <context context-type="sourcefile">src/assets/wise5/services/studentNodeService.ts</context>
-          <context context-type="linenumber">51</context>
+          <context context-type="linenumber">55</context>
         </context-group>
         <target state="translated">&lt;p&gt;訪問 &lt;b&gt;<x id="PH" equiv-text="nodeTitle"/>&lt;/b&gt; 你必須:&lt;/p&gt;&lt;ul&gt;</target>
       </trans-unit>