diff --git a/org.fortiss.af3.rcp.application/intro/newFeatures.html b/org.fortiss.af3.rcp.application/intro/newFeatures.html
index 10a4454d19ddea194f85ec9b8b9eaa5908ed4e5b..bfb5ed9bda8a90a784b6c45c7e335b9a86d63d1e 100644
--- a/org.fortiss.af3.rcp.application/intro/newFeatures.html
+++ b/org.fortiss.af3.rcp.application/intro/newFeatures.html
@@ -49,25 +49,28 @@
       </h3>
       
       <ul>
-      	<li> Avoid exceptions/hangs when loading/importing models(#4166)
-		<li> Allocation View: Avoid mouse pointer movement, improve performance(#4165)
-		<li> [FMI] Do not assume task ports are named like the allocated component ports(#4155)
-		<li> DSE Synthesis View: Remember currently selected synthesis type(#4154)
-		<li> Enable to allocate logical component (input/port) ports to more than one task (input/output) port(#4148) 
-		<li> Improve performance of project deletion(#4145)
-		<li> [FMI] Provide information on which exported ports belong to the same complex data structure(#4142)
-		<li> Avoid concurrent modification exception in Action service(#4141)
-		<li> Fix export of solutions that contain schedules and improve visualization UI(#4139)
-		<li> MIRA: Show element icons in requirements overview editor(#4135)
-		<li> MIRA: Status cells are also editable where they should not(#4133)
-		<li> [DSE] Enable import of partition architectures(#4127)
-		<li> Implement a JFX controller for the creation and visualization of reference lists(#4092)
-		<li> LibraryView to JavaFX(#4019)
-		<li> Introduce Zoom control(#3843)
+      	<li> Avoid exceptions/hangs when loading/importing models (#4166)
+		<li> Allocation View: Avoid mouse pointer movement, improve performance (#4165)
+		<li> [FMI] Do not assume task ports are named like the allocated component ports (#4155)
+		<li> DSE Synthesis View: Remember currently selected synthesis type (#4154)
+		<li> Enable to allocate logical component (input/port) ports to more than one task (input/output) port (#4148) 
+		<li> Improve performance of project deletion (#4145)
+		<li> [FMI] Provide information on which exported ports belong to the same complex data structure (#4142)
+		<li> Avoid concurrent modification exception in Action service (#4141)
+		<li> Fix export of solutions that contain schedules and improve visualization UI (#4139)
+		<li> MIRA: Show element icons in requirements overview editor (#4135)
+		<li> MIRA: Status cells are also editable where they should not (#4133)
+		<li> [DSE] Enable import of partition architectures (#4127)
+		<li> Implement a JFX controller for the creation and visualization of reference lists (#4092)
+		<li> LibraryView to JavaFX (#4019)
+		<li> Introduce Zoom control (#3843)
 		<li> Fix: icons in requirement editor do not vanish correctly when collapsing row items (#4147)
 		<li> [Allocation] Exclude parameter tables when traversing allocation tables (#4158)
 		<li> [FMU Export] Do not fail silently if no sampling time is specified (#4143)
 		<li> [DSE] Switch to partition scheduling only if partitions are used (#4131)
+		<li> Install exception handler for command stack showing errors to user (#4169)
+		<li> Enable to unset annotation value by entering the empty string (#4170)
+		<li> Assume infinite runtime for tasks where no WCET as been specified (#4171)
       </ul>
      </div>
   </body>
diff --git a/org.fortiss.af3.rcp.application/intro/newFeatures_af3_fortissPage.html b/org.fortiss.af3.rcp.application/intro/newFeatures_af3_fortissPage.html
index 1895d35f7a9950f8009676f41869ac2c78d40ea6..a4405b298cc09360e1e7e4ffebf87799fd6ba103 100644
--- a/org.fortiss.af3.rcp.application/intro/newFeatures_af3_fortissPage.html
+++ b/org.fortiss.af3.rcp.application/intro/newFeatures_af3_fortissPage.html
@@ -93,25 +93,28 @@
       </h3>
       
       <ul>
-      	<li> Avoid exceptions/hangs when loading/importing models(#4166)
-		<li> Allocation View: Avoid mouse pointer movement, improve performance(#4165)
-		<li> [FMI] Do not assume task ports are named like the allocated component ports(#4155)
-		<li> DSE Synthesis View: Remember currently selected synthesis type(#4154)
-		<li> Enable to allocate logical component (input/port) ports to more than one task (input/output) port(#4148) 
-		<li> Improve performance of project deletion(#4145)
-		<li> [FMI] Provide information on which exported ports belong to the same complex data structure(#4142)
-		<li> Avoid concurrent modification exception in Action service(#4141)
-		<li> Fix export of solutions that contain schedules and improve visualization UI(#4139)
-		<li> MIRA: Show element icons in requirements overview editor(#4135)
-		<li> MIRA: Status cells are also editable where they should not(#4133)
-		<li> [DSE] Enable import of partition architectures(#4127)
-		<li> Implement a JFX controller for the creation and visualization of reference lists(#4092)
-		<li> LibraryView to JavaFX(#4019)
-		<li> Introduce Zoom control(#3843)
+      	<li> Avoid exceptions/hangs when loading/importing models (#4166)
+		<li> Allocation View: Avoid mouse pointer movement, improve performance (#4165)
+		<li> [FMI] Do not assume task ports are named like the allocated component ports (#4155)
+		<li> DSE Synthesis View: Remember currently selected synthesis type (#4154)
+		<li> Enable to allocate logical component (input/port) ports to more than one task (input/output) port (#4148) 
+		<li> Improve performance of project deletion (#4145)
+		<li> [FMI] Provide information on which exported ports belong to the same complex data structure (#4142)
+		<li> Avoid concurrent modification exception in Action service (#4141)
+		<li> Fix export of solutions that contain schedules and improve visualization UI (#4139)
+		<li> MIRA: Show element icons in requirements overview editor (#4135)
+		<li> MIRA: Status cells are also editable where they should not (#4133)
+		<li> [DSE] Enable import of partition architectures (#4127)
+		<li> Implement a JFX controller for the creation and visualization of reference lists (#4092)
+		<li> LibraryView to JavaFX (#4019)
+		<li> Introduce Zoom control (#3843)
 		<li> Fix: icons in requirement editor do not vanish correctly when collapsing row items (#4147)
 		<li> [Allocation] Exclude parameter tables when traversing allocation tables (#4158)
 		<li> [FMU Export] Do not fail silently if no sampling time is specified (#4143)
 		<li> [DSE] Switch to partition scheduling only if partitions are used (#4131)
+		<li> Install exception handler for command stack showing errors to user (#4169)
+		<li> Enable to unset annotation value by entering the empty string (#4170)
+		<li> Assume infinite runtime for tasks where no WCET as been specified (#4171)
       </ul>
      
      </div>
diff --git a/org.fortiss.af3.rcp.application/plugin.xml b/org.fortiss.af3.rcp.application/plugin.xml
index ca81f2e379361d94750dfe9039724d963fec3dff..87c2aaf0969acadd293930258cd3ad4fb5bcc67e 100644
--- a/org.fortiss.af3.rcp.application/plugin.xml
+++ b/org.fortiss.af3.rcp.application/plugin.xml
@@ -34,7 +34,7 @@
          </property>
          <property
                name="aboutText"
-               value="AutoFOCUS 3 - &quot;Phoenix&quot;&#x0A;&#x0A;Version: 2.20.0&#x0A;&#x0A;Copyright 2011-2018 fortiss GmbH&#x0A;&#x0A;Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);&#x0A;you may not use this file except in compliance with the License.&#x0A;You may obtain a copy of the License at&#x0A;&#x0A;     http://www.apache.org/licenses/LICENSE-2.0&#x0A;&#x0A;Unless required by applicable law or agreed to in writing, software&#x0A;distributed under the License is distributed on an &quot;AS IS&quot; BASIS,&#x0A;WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either&#x0A;express or implied. See the License for the specific language&#x0A;governing permissions and limitations under the License.">
+               value="AutoFOCUS 3 - &quot;Phoenix&quot;&#x0A;&#x0A;Version: 2.20.0&#x0A;&#x0A;Copyright 2011-2021 fortiss GmbH&#x0A;&#x0A;Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);&#x0A;you may not use this file except in compliance with the License.&#x0A;You may obtain a copy of the License at&#x0A;&#x0A;     http://www.apache.org/licenses/LICENSE-2.0&#x0A;&#x0A;Unless required by applicable law or agreed to in writing, software&#x0A;distributed under the License is distributed on an &quot;AS IS&quot; BASIS,&#x0A;WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either&#x0A;express or implied. See the License for the specific language&#x0A;governing permissions and limitations under the License.">
          </property>
          <property
                name="startupProgressRect"