diff --git a/doc/tutorials/using_serial_port.rst b/doc/tutorials/using_serial_port.rst
index 61ee0df5d..57f706863 100644
--- a/doc/tutorials/using_serial_port.rst
+++ b/doc/tutorials/using_serial_port.rst
@@ -7,9 +7,9 @@ Option 1: Using the Serial Port on TGL Intel NUC
 ================================================
  
 You can enable the serial console on the
-`TGL Intel NUC <https://ark.intel.com/content/www/us/en/ark/products/205594/intel-nuc-11-pro-kit-nuc11tnhi5.html?wapkw=NUC11TNHi5>`_.
-(NUC11TNHi5). The TGL Intel NUC has a serial port header you can
-expose with a serial DB9 header cable. (The Intel NUC has a punch out hole for
+`TGL Intel NUC <https://ark.intel.com/content/www/us/en/ark/products/205594/intel-nuc-11-pro-kit-nuc11tnhi5.html?wapkw=NUC11TNHi5>`_
+(NUC11TNHi5). The TGL Intel NUC has a serial port header that you can
+expose with a serial DB9 header cable. (The Intel NUC has a punch-out hole for
 mounting the serial connector.)
 
 .. figure:: images/NUC11TNH-serial-port.png
@@ -37,7 +37,7 @@ as shown below:
 
 
 You'll also need an `RS232 DB9 female to USB cable
-<https://www.amazon.com/Adapter-Chipset-CableCreation-Converter-Register/dp/B0769DVQM1>`_,
+<https://www.amazon.com/Adapter-Chipset-CableCreation-Converter-Register/dp/B0769DVQM1>`_
 or an `RS232 DB9 female/female (NULL modem) cross-over cable
 <https://www.amazon.com/SF-Cable-Null-Modem-RS232/dp/B006W0I3BA>`_
 to connect to your host system.
@@ -48,14 +48,13 @@ the **cross-over** type rather than **straight-through** type.
 Option 2: Enabling PCIe Serial Port on TGL Intel NUC
 ====================================================
 
-If there is no internal serial port header on your NUC; you can enable PCIe serial port to debug the issues effeciently.
-As you know,most of the NUC don't have PCIe interface,but have NVMe M.2 interface;so the additional M.2 to PCIe adaptor is needed to 
-enabnle PCIe serial port on NUC.You can buy the `adaptor 
-<https://item.jd.com/10025455296900.html>`_ first; Then buy the PCIe serial card with `StarTech 2 Port Native PCI Express 
-<https://www.ebay.ca/i/351912927278>`_  or `IO-PCE99100-2S.
-<https://item.jd.com/1126612955.html>`_ 
-Both of them are verified with this `commit.
-<https://github.com/projectacrn/acrn-hypervisor/commit/9e838248c3ce4d6b68e1c5b068d10d566a06db10>`_
+If there is no internal serial port header on your NUC, you can enable the PCIe serial port to debug the issues effeciently.
+Most of the NUCs don't have a PCIe interface but have an NVMe M.2 interface, so the additional M.2 to PCIe adaptor is needed to 
+enable the PCIe serial port on the NUC. You can buy the `adaptor 
+<https://item.jd.com/10025455296900.html>`_ first and then buy the PCIe serial card with `StarTech 2 Port Native PCI Express 
+<https://www.ebay.ca/i/351912927278>`_  or `IO-PCE99100-2S <https://item.jd.com/1126612955.html>`_.
+Both of them are verified with this
+`commit <https://github.com/projectacrn/acrn-hypervisor/commit/9e838248c3ce4d6b68e1c5b068d10d566a06db10>`_.
 
 .. figure:: images/NVMe-M.2-to-PCIe-adaptor.png
    :scale: 80
@@ -75,7 +74,9 @@ Both of them are verified with this `commit.
     
 Check the BDF Information
 *************************
-Connection as following,boot into native and check the bdf information of the adapter using: ``lspci``
+
+Connect as in following figure, boot into native, and then check the BDF
+information of the adapter using: ``lspci``.
 
 .. figure:: images/PCIe-serial-Connection.png
    :scale: 80
@@ -91,7 +92,7 @@ Convert the BDF to Hex Format
 *****************************
 
 Refer this :ref:`hv-parameters` to change bdf 01:00.1 to Hex format: 0x101;
-Then adding it into grub menu:
+then add it to the grub menu:
 
 .. Note::
 
@@ -103,5 +104,6 @@ Then adding it into grub menu:
 
    uart=bdf@0x101 for port 2
 
-   uart=bdf@0x101 is preferred for industry scenario; otherwise it can’t input in Hypervisor console after Service VM boots up.
-   There is no this limitation for hybrid and hybrid_rt scenario.
+   uart=bdf@0x101 is preferred for the industry scenario; otherwise, it can't
+   input in the Hypervisor console after the Service VM boots up.
+   There is no such limitation for the hybrid or hybrid_rt scenarios.