diff --git a/examples/wireless/simple-ht-hidden-stations.cc b/examples/wireless/simple-ht-hidden-stations.cc
index c2484a832..02b88fb19 100644
--- a/examples/wireless/simple-ht-hidden-stations.cc
+++ b/examples/wireless/simple-ht-hidden-stations.cc
@@ -162,6 +162,9 @@ int main (int argc, char *argv[])
   phy.EnablePcap ("SimpleHtHiddenStations_Sta1", staDevices.Get (0));
   phy.EnablePcap ("SimpleHtHiddenStations_Sta2", staDevices.Get (1));
 
+  AsciiTraceHelper ascii;
+  phy.EnableAsciiAll (ascii.CreateFileStream ("SimpleHtHiddenStations.tr"));
+
   Simulator::Stop (Seconds (simulationTime + 1));
 
   Simulator::Run ();
diff --git a/src/wifi/model/extended-capabilities.cc b/src/wifi/model/extended-capabilities.cc
index 1530eb198..0df1a128a 100644
--- a/src/wifi/model/extended-capabilities.cc
+++ b/src/wifi/model/extended-capabilities.cc
@@ -372,21 +372,24 @@ ExtendedCapabilities::DeserializeInformationField (Buffer::Iterator start, uint8
 {
   Buffer::Iterator i = start;
   uint8_t byte1 = i.ReadU8 ();
-  uint8_t byte2 = i.ReadU8 ();
-  uint8_t byte3 = i.ReadU8 ();
-  uint8_t byte4 = i.ReadU8 ();
-  uint8_t byte5 = i.ReadU8 ();
-  uint8_t byte6 = i.ReadU8 ();
-  uint8_t byte7 = i.ReadU8 ();
-  uint8_t byte8 = i.ReadU8 ();
   SetExtendedCapabilitiesByte1 (byte1);
-  SetExtendedCapabilitiesByte2 (byte2);
-  SetExtendedCapabilitiesByte3 (byte3);
-  SetExtendedCapabilitiesByte4 (byte4);
-  SetExtendedCapabilitiesByte5 (byte5);
-  SetExtendedCapabilitiesByte6 (byte6);
-  SetExtendedCapabilitiesByte7 (byte7);
-  SetExtendedCapabilitiesByte8 (byte8);
+  if (m_vhtSupported > 0)
+    {
+      uint8_t byte2 = i.ReadU8 ();
+      uint8_t byte3 = i.ReadU8 ();
+      uint8_t byte4 = i.ReadU8 ();
+      uint8_t byte5 = i.ReadU8 ();
+      uint8_t byte6 = i.ReadU8 ();
+      uint8_t byte7 = i.ReadU8 ();
+      uint8_t byte8 = i.ReadU8 ();
+      SetExtendedCapabilitiesByte2 (byte2);
+      SetExtendedCapabilitiesByte3 (byte3);
+      SetExtendedCapabilitiesByte4 (byte4);
+      SetExtendedCapabilitiesByte5 (byte5);
+      SetExtendedCapabilitiesByte6 (byte6);
+      SetExtendedCapabilitiesByte7 (byte7);
+      SetExtendedCapabilitiesByte8 (byte8);
+    }
   return length;
 }
 
@@ -401,6 +404,7 @@ ExtendedCapabilities::DeserializeInformationField (Buffer::Iterator start, uint8
 std::ostream &
 operator << (std::ostream &os, const ExtendedCapabilities &extendedcapabilities)
 {
+  os << +extendedcapabilities.GetExtendedCapabilitiesByte1 ();
   return os;
 }
 
diff --git a/src/wifi/model/ht-operation.cc b/src/wifi/model/ht-operation.cc
index 1ce4fde2a..aaff0055c 100644
--- a/src/wifi/model/ht-operation.cc
+++ b/src/wifi/model/ht-operation.cc
@@ -518,7 +518,6 @@ operator << (std::ostream &os, const HtOperation &htOperation)
      << "|" << bool (htOperation.GetTxRxMcsSetUnequal ())
      << "|" << +htOperation.GetTxMaxNSpatialStreams ()
      << "|" << bool (htOperation.GetTxUnequalModulation ());
-
   return os;
 }
 
diff --git a/src/wifi/model/mgt-headers.cc b/src/wifi/model/mgt-headers.cc
index 296aa8de1..6063e54f6 100644
--- a/src/wifi/model/mgt-headers.cc
+++ b/src/wifi/model/mgt-headers.cc
@@ -149,6 +149,7 @@ MgtProbeRequestHeader::Print (std::ostream &os) const
 {
   os << "ssid=" << m_ssid << ", "
      << "rates=" << m_rates << ", "
+     << "Extended Capabilities=" << m_extendedCapability << " , "
      << "HT Capabilities=" << m_htCapability << " , "
      << "VHT Capabilities=" << m_vhtCapability << " , "
      << "HE Capabilities=" << m_heCapability;
@@ -416,6 +417,7 @@ MgtProbeResponseHeader::Print (std::ostream &os) const
   os << "ssid=" << m_ssid << ", "
      << "rates=" << m_rates << ", "
      << "ERP information=" << m_erpInformation << ", "
+     << "Extended Capabilities=" << m_extendedCapability << " , "
      << "HT Capabilities=" << m_htCapability << " , "
      << "HT Operation=" << m_htOperation << " , "
      << "VHT Capabilities=" << m_vhtCapability << " , "
@@ -648,6 +650,7 @@ MgtAssocRequestHeader::Print (std::ostream &os) const
 {
   os << "ssid=" << m_ssid << ", "
      << "rates=" << m_rates << ", "
+     << "Extended Capabilities=" << m_extendedCapability << " , "
      << "HT Capabilities=" << m_htCapability << " , "
      << "VHT Capabilities=" << m_vhtCapability << " , "
      << "HE Capabilities=" << m_heCapability;
@@ -842,6 +845,7 @@ MgtReassocRequestHeader::Print (std::ostream &os) const
   os << "current AP address=" << m_currentApAddr << ", "
      << "ssid=" << m_ssid << ", "
      << "rates=" << m_rates << ", "
+     << "Extended Capabilities=" << m_extendedCapability << " , "
      << "HT Capabilities=" << m_htCapability << " , "
      << "VHT Capabilities=" << m_vhtCapability << " , "
      << "HE Capabilities=" << m_heCapability;
@@ -1085,6 +1089,7 @@ MgtAssocResponseHeader::Print (std::ostream &os) const
      << "aid=" << m_aid << ", "
      << "rates=" << m_rates << ", "
      << "ERP information=" << m_erpInformation << ", "
+     << "Extended Capabilities=" << m_extendedCapability << " , "
      << "HT Capabilities=" << m_htCapability << " , "
      << "HT Operation=" << m_htOperation << " , "
      << "VHT Capabilities=" << m_vhtCapability << " , "