diff --git a/docs/source/RELEASE_NOTES.rst b/docs/source/RELEASE_NOTES.rst
index bd0b38e70..8920abf03 100644
--- a/docs/source/RELEASE_NOTES.rst
+++ b/docs/source/RELEASE_NOTES.rst
@@ -5,6 +5,28 @@ This file contains ndnSIM release notes.
 
 All of the ndnSIM documentation is accessible from the `ndnSIM website <https://ndnsim.net>`__.
 
+Release 2.9 (NFD 22.02)
+-----------------------
+
+- Update the submodule of NFD to version 22.02
+
+  `NFD 22.02 release notes <https://named-data.net/doc/NFD/22.02/RELEASE_NOTES.html>`__
+
+    .. note::
+       In order to retrieve the marked versions of ndn-cxx and NFD, use
+       ``--recursive`` option to the git clone command or run ``git
+       submodule update --init`` after clone, pull, or merge.
+
+- Update the submodule of ndn-cxx to version 0.8.0-18-g4999b2ed
+
+  `ndn-cxx 0.8.0 release notes <https://named-data.net/doc/ndn-cxx/0.8.0/RELEASE_NOTES.html>`__
+
+- Base NS-3 was rebased to version 3.35
+
+- The compilation now uses the C++17 standard.
+
+- Update uses of ``QueueBase::MaxSize`` to ``DropTailQueue<Packet>::MaxSize``
+
 Release 2.8
 -----------
 
diff --git a/docs/source/_templates/indexcontent.html b/docs/source/_templates/indexcontent.html
index c5810a1ce..71a7eb9ff 100644
--- a/docs/source/_templates/indexcontent.html
+++ b/docs/source/_templates/indexcontent.html
@@ -59,8 +59,9 @@ <h2>ndnSIM tutorial</h2>
       <td width="50%" valign="top">
         <h2>ndnSIM Versions</h2>
         <div class="tile">
-          <p class="biglink"><a class="biglink" href="#">ndnSIM 2.8</a><br/>
+          <p class="biglink"><a class="biglink" href="#">ndnSIM 2.9</a><br/>
               <span class="linkdescr">the latest version</span></p>
+          <p class="biglink"><a class="biglink" href="https://ndnsim.net/2.8/">ndnSIM 2.8</a><br/>
           <p class="biglink"><a class="biglink" href="https://ndnsim.net/2.7/">ndnSIM 2.7</a><br/>
           <p class="biglink"><a class="biglink" href="https://ndnsim.net/2.6/">ndnSIM 2.6</a><br/>
           <p class="biglink"><a class="biglink" href="https://ndnsim.net/2.5/">ndnSIM 2.5</a><br/>
diff --git a/docs/source/fw.rst b/docs/source/fw.rst
index 298bd38f8..0fbed1c88 100644
--- a/docs/source/fw.rst
+++ b/docs/source/fw.rst
@@ -21,7 +21,7 @@ Available forwarding strategies
 +--------------------------------------------+----------------------------------------------------------------------------------------------+
 | Strategy Name                              | Description                                                                                  |
 +============================================+==============================================================================================+
-| ``/localhost/nfd/strategy/best-route``     | :nfd:`Best Route Strategy <nfd::fw::BestRouteStrategy2>` **(default)**                       |
+| ``/localhost/nfd/strategy/best-route``     | :nfd:`Best Route Strategy <nfd::fw::BestRouteStrategy>` **(default)**                        |
 |                                            |                                                                                              |
 |                                            | The best route strategy forwards an Interest to the                                          |
 |                                            | upstream with lowest routing cost.                                                           |
diff --git a/docs/source/getting-started.rst b/docs/source/getting-started.rst
index b1a42ff9a..3076cebae 100644
--- a/docs/source/getting-started.rst
+++ b/docs/source/getting-started.rst
@@ -9,10 +9,10 @@ Portability
 
 ndnSIM 2.x has been successfully compiled and used on following platforms:
 
-- Ubuntu Linux 20.04
-- Ubuntu Linux 18.04
-- macOS 10.15
-- macOS 10.14
+-  Ubuntu 20.04 (amd64)
+-  Ubuntu 21.10 (amd64)
+-  macOS 12 (Intel only)
+-  macOS 11 (Intel only)
 
 .. _requirements:
 
@@ -21,11 +21,13 @@ Prerequisites
 
 **1. Core dependencies**
 
--  ``python`` >= 3.5
--  ``libsqlite3``
--  ``pkg-config``
--  ``openssl``
--  Boost libraries >= 1.54
+-  GCC >= 7.4 or clang >= 4.0 (on Linux and FreeBSD)
+-  Xcode >= 9.0 (on macOS)
+-  Python >= 3.6
+-  pkg-config
+-  Boost >= 1.65.1
+-  OpenSSL >= 1.0.2
+-  SQLite 3.x
 
 .. role:: red