diff --git a/_static/images/gNBSim.png b/_static/images/gNBSim.png
new file mode 100755
index 0000000..8e85fc8
--- /dev/null
+++ b/_static/images/gNBSim.png
Binary files differ
diff --git a/developer/gnbsim.rst b/developer/gnbsim.rst
index 043d230..cf8eb40 100644
--- a/developer/gnbsim.rst
+++ b/developer/gnbsim.rst
@@ -6,6 +6,9 @@
 gNB Simulator
 =============
 
+.. image:: ../_static/images/gNBSim.png
+  :width: 700px
+
 Description
 -----------
 The gNB Sim tool simulates gNodeB and UE by generating and processing NAS and
@@ -15,6 +18,7 @@
 * Registration
 * UE initiated PDU Session Establishment
 * UE Initiated De-registration.
+* AN Release
 
 It is also capable to generate and send user data packets (ICMP echo request)
 and process down-link user data (ICMP echo response) over the established data
diff --git a/release/1.0.rst b/release/1.0.rst
index f69cfe0..b47fd96 100644
--- a/release/1.0.rst
+++ b/release/1.0.rst
@@ -68,8 +68,9 @@
 APIs gives the flexibility to Operator to assign UE level QoS, per application QoS and also slice level QoS.
 
 **5G gNB simulator:** gNB simulator simulates 5G UE & 5G gNodeB. gNBSim is capable of supporting
-multiple UEs and multiple gNodeBs. Tool also capable of doing data tests. This assists quick
+multiple UEs and multiple gNodeBs. The tool is also capable of doing data tests. This assists quick
 development of the features. This tool can be used to run automated tests for the 5G core network.
+Please refer :ref:`gNB-Simulator` documentation for more details.
 
 Testing
 -------