diff --git a/OptionRomPkg/AtapiPassThruDxe/AtapiPassThru.c b/OptionRomPkg/AtapiPassThruDxe/AtapiPassThru.c
index e2654e5c25..e6e2b36809 100644
--- a/OptionRomPkg/AtapiPassThruDxe/AtapiPassThru.c
+++ b/OptionRomPkg/AtapiPassThruDxe/AtapiPassThru.c
@@ -300,7 +300,7 @@ AtapiScsiPassThruDriverBindingStop (
 
 Routine Description:
 
-  Stop this driver on ControllerHandle. Support stoping any child handles
+  Stop this driver on ControllerHandle. Support stopping any child handles
   created by this driver.
 
 Arguments:
@@ -1885,11 +1885,11 @@ RequestSenseCommand (
 
 Routine Description:
 
-  Sumbit request sense command
+  Submit request sense command
 
 Arguments:
 
-  AtapiScsiPrivate  - The pionter of ATAPI_SCSI_PASS_THRU_DEV
+  AtapiScsiPrivate  - The pointer of ATAPI_SCSI_PASS_THRU_DEV
   Target            - The target ID
   Timeout           - The time to complete the command
   SenseData         - The buffer to fill in sense data
diff --git a/OptionRomPkg/AtapiPassThruDxe/AtapiPassThru.h b/OptionRomPkg/AtapiPassThruDxe/AtapiPassThru.h
index e1f1759e41..8ae654293b 100644
--- a/OptionRomPkg/AtapiPassThruDxe/AtapiPassThru.h
+++ b/OptionRomPkg/AtapiPassThruDxe/AtapiPassThru.h
@@ -1119,11 +1119,11 @@ RequestSenseCommand (
 
 Routine Description:
 
-  Sumbit request sense command
+  Submit request sense command
 
 Arguments:
 
-  AtapiScsiPrivate  - The pionter of ATAPI_SCSI_PASS_THRU_DEV
+  AtapiScsiPrivate  - The pointer of ATAPI_SCSI_PASS_THRU_DEV
   Target            - The target ID
   Timeout           - The time to complete the command
   SenseData         - The buffer to fill in sense data
diff --git a/OptionRomPkg/Bus/Usb/FtdiUsbSerialDxe/FtdiUsbSerialDriver.c b/OptionRomPkg/Bus/Usb/FtdiUsbSerialDxe/FtdiUsbSerialDriver.c
index 0a3dd75181..c03606b20b 100644
--- a/OptionRomPkg/Bus/Usb/FtdiUsbSerialDxe/FtdiUsbSerialDriver.c
+++ b/OptionRomPkg/Bus/Usb/FtdiUsbSerialDxe/FtdiUsbSerialDriver.c
@@ -1370,7 +1370,7 @@ GetControlBitsInternal (
 /**
   Resets the USB Serial Device
 
-  This function is the internal method for reseting the device and is called by
+  This function is the internal method for resetting the device and is called by
   SerialReset()
 
   @param  UsbSerialDevice[in]  A pointer to the USB Serial device