diff --git a/UefiCpuPkg/CpuDxeRiscV64/CpuDxe.h b/UefiCpuPkg/CpuDxeRiscV64/CpuDxe.h
index 347c6ed823..7b860cb16f 100644
--- a/UefiCpuPkg/CpuDxeRiscV64/CpuDxe.h
+++ b/UefiCpuPkg/CpuDxeRiscV64/CpuDxe.h
@@ -179,7 +179,7 @@ CpuGetTimerValue (
   );
 
 /**
-  Set memory cacheability attributes for given range of memeory.
+  Set memory cacheability attributes for given range of memory.
 
   @param  This                   Protocol instance structure
   @param  BaseAddress            Specifies the start address of the
diff --git a/UefiCpuPkg/CpuTimerDxeRiscV64/Timer.c b/UefiCpuPkg/CpuTimerDxeRiscV64/Timer.c
index 14780e4c45..4854633f8e 100644
--- a/UefiCpuPkg/CpuTimerDxeRiscV64/Timer.c
+++ b/UefiCpuPkg/CpuTimerDxeRiscV64/Timer.c
@@ -87,8 +87,8 @@ RiscVIsSstcEnabled (
 /**
   Timer Interrupt Handler.
 
-  @param InterruptType    The type of interrupt that occured
-  @param SystemContext    A pointer to the system context when the interrupt occured
+  @param InterruptType    The type of interrupt that occurred
+  @param SystemContext    A pointer to the system context when the interrupt occurred
 **/
 VOID
 EFIAPI
@@ -304,7 +304,7 @@ TimerDriverGenerateSoftInterrupt (
 
   @retval EFI_SUCCESS            Timer Architectural Protocol created
   @retval EFI_OUT_OF_RESOURCES   Not enough resources available to initialize driver.
-  @retval EFI_DEVICE_ERROR       A device error occured attempting to initialize the driver.
+  @retval EFI_DEVICE_ERROR       A device error occurred attempting to initialize the driver.
 
 **/
 EFI_STATUS
diff --git a/UefiCpuPkg/CpuTimerDxeRiscV64/Timer.h b/UefiCpuPkg/CpuTimerDxeRiscV64/Timer.h
index 067bbd29f3..2b9131f5ed 100644
--- a/UefiCpuPkg/CpuTimerDxeRiscV64/Timer.h
+++ b/UefiCpuPkg/CpuTimerDxeRiscV64/Timer.h
@@ -45,7 +45,7 @@ RiscvSetTimerPeriod (
 
   @retval EFI_SUCCESS            Timer Architectural Protocol created
   @retval EFI_OUT_OF_RESOURCES   Not enough resources available to initialize driver.
-  @retval EFI_DEVICE_ERROR       A device error occured attempting to initialize the driver.
+  @retval EFI_DEVICE_ERROR       A device error occurred attempting to initialize the driver.
 
 **/
 EFI_STATUS
diff --git a/UefiCpuPkg/Include/Library/LocalApicLib.h b/UefiCpuPkg/Include/Library/LocalApicLib.h
index d7c2ad3f70..1ff1aa0f9b 100644
--- a/UefiCpuPkg/Include/Library/LocalApicLib.h
+++ b/UefiCpuPkg/Include/Library/LocalApicLib.h
@@ -305,7 +305,7 @@ GetApicTimerCurrentCount (
   @param DivideValue   The divide value for the DCR. It is one of 1,2,4,8,16,32,64,128.
                        If it is 0, then use the current divide value in the DCR.
   @param InitCount     The initial count value.
-  @param PeriodicMode  If TRUE, timer mode is peridoic. Othewise, timer mode is one-shot.
+  @param PeriodicMode  If TRUE, timer mode is periodic. Othewise, timer mode is one-shot.
   @param Vector        The timer interrupt vector number.
 **/
 VOID
@@ -321,7 +321,7 @@ InitializeApicTimer (
   Get the state of the local APIC timer.
 
   @param DivideValue   Return the divide value for the DCR. It is one of 1,2,4,8,16,32,64,128.
-  @param PeriodicMode  Return the timer mode. If TRUE, timer mode is peridoic. Othewise, timer mode is one-shot.
+  @param PeriodicMode  Return the timer mode. If TRUE, timer mode is periodic. Othewise, timer mode is one-shot.
   @param Vector        Return the timer interrupt vector number.
 **/
 VOID
diff --git a/UefiCpuPkg/Include/Library/MmSaveStateLib.h b/UefiCpuPkg/Include/Library/MmSaveStateLib.h
index db4552e4a8..f4490d9011 100644
--- a/UefiCpuPkg/Include/Library/MmSaveStateLib.h
+++ b/UefiCpuPkg/Include/Library/MmSaveStateLib.h
@@ -32,7 +32,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
                         from the save state.
 
   @retval EFI_SUCCESS           The register was read from Save State.
-  @retval EFI_INVALID_PARAMTER  Buffer is NULL.
+  @retval EFI_INVALID_PARAMETER Buffer is NULL.
   @retval EFI_UNSUPPORTED       This function does not support reading Register.
   @retval EFI_NOT_FOUND         If desired Register not found.
 **/
@@ -58,7 +58,7 @@ MmSaveStateReadRegister (
   @param[in] Buffer    Upon entry, this holds the new CPU register value.
 
   @retval EFI_SUCCESS           The register was written to Save State.
-  @retval EFI_INVALID_PARAMTER  Buffer is NULL.
+  @retval EFI_INVALID_PARAMETER Buffer is NULL.
   @retval EFI_UNSUPPORTED       This function does not support writing Register.
   @retval EFI_NOT_FOUND         If desired Register not found.
 **/
diff --git a/UefiCpuPkg/Include/Library/MpInitLib.h b/UefiCpuPkg/Include/Library/MpInitLib.h
index 842c6f7ff9..bc510f701d 100644
--- a/UefiCpuPkg/Include/Library/MpInitLib.h
+++ b/UefiCpuPkg/Include/Library/MpInitLib.h
@@ -64,7 +64,7 @@ MpInitLibGetNumberOfProcessors (
 
   @param[in]  ProcessorNumber       The handle number of processor.
                                     Lower 24 bits contains the actual processor number.
-                                    BIT24 indicates if the EXTENDED_PROCESSOR_INFORMATION will be retrived.
+                                    BIT24 indicates if the EXTENDED_PROCESSOR_INFORMATION will be retrieved.
   @param[out] ProcessorInfoBuffer   A pointer to the buffer where information for
                                     the requested processor is deposited.
   @param[out] HealthData            Return processor health data.
diff --git a/UefiCpuPkg/Include/Library/RegisterCpuFeaturesLib.h b/UefiCpuPkg/Include/Library/RegisterCpuFeaturesLib.h
index 36459afc5e..40686fe1f3 100644
--- a/UefiCpuPkg/Include/Library/RegisterCpuFeaturesLib.h
+++ b/UefiCpuPkg/Include/Library/RegisterCpuFeaturesLib.h
@@ -511,7 +511,7 @@ PreSmmCpuRegisterTableWrite (
   @param[in]  RegisterType     Type of the register to program.
   @param[in]  Index            Index of the register to program.
   @param[in]  Type             The data type name of a register structure.
-  @param[in]  Field            The bit fiel name in register structure to write.
+  @param[in]  Field            The bit field name in register structure to write.
   @param[in]  Value            Value to write to the bit field.
 
   @note This service could be called by BSP only.
@@ -536,7 +536,7 @@ PreSmmCpuRegisterTableWrite (
   @param[in]  RegisterType     Type of the register to program.
   @param[in]  Index            Index of the register to program.
   @param[in]  Type             The data type name of a register structure.
-  @param[in]  Field            The bit fiel name in register structure to write.
+  @param[in]  Field            The bit field name in register structure to write.
   @param[in]  Value            Value to write to the bit field.
 
   @note This service could be called by BSP only.
@@ -595,7 +595,7 @@ PreSmmCpuRegisterTableWrite (
   @param[in]  RegisterType     Type of the register to program.
   @param[in]  Index            Index of the register to program.
   @param[in]  Type             The data type name of a register structure.
-  @param[in]  Field            The bit fiel name in register structure to write.
+  @param[in]  Field            The bit field name in register structure to write.
   @param[in]  Value            Value to write to the bit field.
 
   @note This service could be called by BSP only.
diff --git a/UefiCpuPkg/Include/Protocol/SmMonitorInit.h b/UefiCpuPkg/Include/Protocol/SmMonitorInit.h
index 0f77897e03..d75ff8e986 100644
--- a/UefiCpuPkg/Include/Protocol/SmMonitorInit.h
+++ b/UefiCpuPkg/Include/Protocol/SmMonitorInit.h
@@ -48,7 +48,7 @@ EFI_STATUS
                        If 0, list must be terminated by END_OF_RESOURCES.
 
   @retval EFI_SUCCESS            If resources are added
-  @retval EFI_INVALID_PARAMETER  If nested procedure detected resource failer
+  @retval EFI_INVALID_PARAMETER  If nested procedure detected resource failure
   @retval EFI_OUT_OF_RESOURCES   If nested procedure returned it and we cannot allocate more areas.
 
 **/
@@ -69,7 +69,7 @@ EFI_STATUS
                        If 0, list must be terminated by END_OF_RESOURCES.
 
   @retval EFI_SUCCESS            If resources are deleted
-  @retval EFI_INVALID_PARAMETER  If nested procedure detected resource failer
+  @retval EFI_INVALID_PARAMETER  If nested procedure detected resource failure
 
 **/
 typedef
diff --git a/UefiCpuPkg/Library/BaseXApicLib/BaseXApicLib.c b/UefiCpuPkg/Library/BaseXApicLib/BaseXApicLib.c
index 9767e3b48e..724f96df22 100644
--- a/UefiCpuPkg/Library/BaseXApicLib/BaseXApicLib.c
+++ b/UefiCpuPkg/Library/BaseXApicLib/BaseXApicLib.c
@@ -724,7 +724,7 @@ GetApicTimerCurrentCount (
   @param DivideValue   The divide value for the DCR. It is one of 1,2,4,8,16,32,64,128.
                        If it is 0, then use the current divide value in the DCR.
   @param InitCount     The initial count value.
-  @param PeriodicMode  If TRUE, timer mode is peridoic. Othewise, timer mode is one-shot.
+  @param PeriodicMode  If TRUE, timer mode is periodic. Othewise, timer mode is one-shot.
   @param Vector        The timer interrupt vector number.
 **/
 VOID
@@ -782,7 +782,7 @@ InitializeApicTimer (
   This function will ASSERT if the local APIC is not software enabled.
 
   @param DivideValue   Return the divide value for the DCR. It is one of 1,2,4,8,16,32,64,128.
-  @param PeriodicMode  Return the timer mode. If TRUE, timer mode is peridoic. Othewise, timer mode is one-shot.
+  @param PeriodicMode  Return the timer mode. If TRUE, timer mode is periodic. Othewise, timer mode is one-shot.
   @param Vector        Return the timer interrupt vector number.
 **/
 VOID
diff --git a/UefiCpuPkg/Library/BaseXApicX2ApicLib/BaseXApicX2ApicLib.c b/UefiCpuPkg/Library/BaseXApicX2ApicLib/BaseXApicX2ApicLib.c
index 7fa997c882..6ef096ad6d 100644
--- a/UefiCpuPkg/Library/BaseXApicX2ApicLib/BaseXApicX2ApicLib.c
+++ b/UefiCpuPkg/Library/BaseXApicX2ApicLib/BaseXApicX2ApicLib.c
@@ -963,7 +963,7 @@ GetApicTimerCurrentCount (
   @param DivideValue   The divide value for the DCR. It is one of 1,2,4,8,16,32,64,128.
                        If it is 0, then use the current divide value in the DCR.
   @param InitCount     The initial count value.
-  @param PeriodicMode  If TRUE, timer mode is peridoic. Othewise, timer mode is one-shot.
+  @param PeriodicMode  If TRUE, timer mode is periodic. Othewise, timer mode is one-shot.
   @param Vector        The timer interrupt vector number.
 **/
 VOID
@@ -1021,7 +1021,7 @@ InitializeApicTimer (
   This function will ASSERT if the local APIC is not software enabled.
 
   @param DivideValue   Return the divide value for the DCR. It is one of 1,2,4,8,16,32,64,128.
-  @param PeriodicMode  Return the timer mode. If TRUE, timer mode is peridoic. Othewise, timer mode is one-shot.
+  @param PeriodicMode  Return the timer mode. If TRUE, timer mode is periodic. Othewise, timer mode is one-shot.
   @param Vector        Return the timer interrupt vector number.
 **/
 VOID
diff --git a/UefiCpuPkg/Library/CpuExceptionHandlerLib/UnitTest/CpuExceptionHandlerTest.h b/UefiCpuPkg/Library/CpuExceptionHandlerLib/UnitTest/CpuExceptionHandlerTest.h
index 292ee50a71..b6ef86bec7 100644
--- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/UnitTest/CpuExceptionHandlerTest.h
+++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/UnitTest/CpuExceptionHandlerTest.h
@@ -24,7 +24,7 @@
       2. Register values in mActualContextAfterException are the same with register values mActualContextAfterException.
 
   d.Test if stack overflow can be captured by CpuStackGuard in both Bsp and AP.
-    In this test case, stack overflow is triggered by a funtion which calls itself continuously. This test case triggers stack
+    In this test case, stack overflow is triggered by a function which calls itself continuously. This test case triggers stack
     overflow in both BSP and AP. All AP use same Idt with Bsp. The expectation is:
       1. PF exception is triggered (leading to a DF if sepereated stack is not prepared for PF) when Rsp <= StackBase + SIZE_4KB
          since [StackBase, StackBase + SIZE_4KB] is marked as not present in page table when PcdCpuStackGuard is TRUE.
diff --git a/UefiCpuPkg/Library/CpuPageTableLib/CpuPageTableMap.c b/UefiCpuPkg/Library/CpuPageTableLib/CpuPageTableMap.c
index bdc411338f..6f959033ff 100644
--- a/UefiCpuPkg/Library/CpuPageTableLib/CpuPageTableMap.c
+++ b/UefiCpuPkg/Library/CpuPageTableLib/CpuPageTableMap.c
@@ -371,7 +371,7 @@ PageTableLibMapInLevel (
   RegionMask       = RegionLength - 1;
 
   //
-  // ParentPagingEntry ONLY is deferenced for checking Present and MustBeOne bits
+  // ParentPagingEntry ONLY is dereferenced for checking Present and MustBeOne bits
   // when Modify is FALSE.
   //
   if ((ParentPagingEntry->Pce.Present == 0) || IsPle (ParentPagingEntry, Level + 1)) {
@@ -396,7 +396,7 @@ PageTableLibMapInLevel (
 
     //
     // Check if the attribute, the physical address calculated by ParentPagingEntry is equal to
-    // the attribute, the physical address calculated by input Attribue and Mask.
+    // the attribute, the physical address calculated by input Attribute and Mask.
     //
     if ((IA32_MAP_ATTRIBUTE_ATTRIBUTES (&PleBAttribute) & IA32_MAP_ATTRIBUTE_ATTRIBUTES (Mask))
         == (IA32_MAP_ATTRIBUTE_ATTRIBUTES (Attribute) & IA32_MAP_ATTRIBUTE_ATTRIBUTES (Mask)))
diff --git a/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTest.h b/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTest.h
index 801d718e44..c559f2d81c 100644
--- a/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTest.h
+++ b/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTest.h
@@ -103,7 +103,7 @@ IsPageTableValid (
   );
 
 /**
-  Get max physical adrress supported by specific page mode
+  Get max physical address supported by specific page mode
 
   @param[in]  Mode           The paging mode.
 
diff --git a/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTestHost.c b/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTestHost.c
index 056aabc238..00f89b6241 100644
--- a/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTestHost.c
+++ b/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTestHost.c
@@ -352,7 +352,7 @@ TestCaseManualChangeReadWrite (
 
   //
   // The latest PageTableMap call should change nothing.
-  // The memory should be identical before and after the funtion is called.
+  // The memory should be identical before and after the function is called.
   //
   UT_ASSERT_MEM_EQUAL (Buffer, BackupBuffer, BackupPageTableBufferSize);
 
diff --git a/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/TestHelper.c b/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/TestHelper.c
index d2c50a6c8a..fd66ae0c06 100644
--- a/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/TestHelper.c
+++ b/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/TestHelper.c
@@ -296,7 +296,7 @@ GetEntryFromPageTable (
 }
 
 /**
-  Get max physical adrress supported by specific page mode
+  Get max physical address supported by specific page mode
 
   @param[in]  Mode           The paging mode.
 
diff --git a/UefiCpuPkg/Library/MmSaveStateLib/AmdMmSaveState.c b/UefiCpuPkg/Library/MmSaveStateLib/AmdMmSaveState.c
index 958feac05c..4e0ba246ab 100644
--- a/UefiCpuPkg/Library/MmSaveStateLib/AmdMmSaveState.c
+++ b/UefiCpuPkg/Library/MmSaveStateLib/AmdMmSaveState.c
@@ -103,7 +103,7 @@ CONST CPU_MM_SAVE_STATE_REGISTER_RANGE  mCpuRegisterRanges[] = {
                         from the save state.
 
   @retval EFI_SUCCESS           The register was read from Save State.
-  @retval EFI_INVALID_PARAMTER  Buffer is NULL.
+  @retval EFI_INVALID_PARAMETER Buffer is NULL.
   @retval EFI_UNSUPPORTED       This function does not support reading Register.
   @retval EFI_NOT_FOUND         If desired Register not found.
 **/
@@ -206,7 +206,7 @@ MmSaveStateReadRegister (
   @param[in] Buffer    Upon entry, this holds the new CPU register value.
 
   @retval EFI_SUCCESS           The register was written to Save State.
-  @retval EFI_INVALID_PARAMTER  Buffer is NULL.
+  @retval EFI_INVALID_PARAMETER Buffer is NULL.
   @retval EFI_UNSUPPORTED       This function does not support writing Register.
   @retval EFI_NOT_FOUND         If desired Register not found.
 **/
@@ -342,7 +342,7 @@ MmSaveStateGetRegisterIndex (
 
   @retval EFI_SUCCESS           The register was read from Save State.
   @retval EFI_NOT_FOUND         The register is not defined for the Save State of Processor.
-  @retval EFI_INVALID_PARAMTER  This or Buffer is NULL.
+  @retval EFI_INVALID_PARAMETER This or Buffer is NULL.
 
 **/
 EFI_STATUS
diff --git a/UefiCpuPkg/Library/MmSaveStateLib/IntelMmSaveState.c b/UefiCpuPkg/Library/MmSaveStateLib/IntelMmSaveState.c
index c2ccd65b1d..f02d75bdb6 100644
--- a/UefiCpuPkg/Library/MmSaveStateLib/IntelMmSaveState.c
+++ b/UefiCpuPkg/Library/MmSaveStateLib/IntelMmSaveState.c
@@ -139,7 +139,7 @@ STATIC CONST EFI_MM_SAVE_STATE_IO_TYPE  mSmmCpuIoType[] = {
                         from the save state.
 
   @retval EFI_SUCCESS           The register was read from Save State.
-  @retval EFI_INVALID_PARAMTER  Buffer is NULL.
+  @retval EFI_INVALID_PARAMETER Buffer is NULL.
   @retval EFI_UNSUPPORTED       This function does not support reading Register.
   @retval EFI_NOT_FOUND         If desired Register not found.
 **/
@@ -258,7 +258,7 @@ MmSaveStateReadRegister (
   @param[in] Buffer    Upon entry, this holds the new CPU register value.
 
   @retval EFI_SUCCESS           The register was written to Save State.
-  @retval EFI_INVALID_PARAMTER  Buffer is NULL.
+  @retval EFI_INVALID_PARAMETER Buffer is NULL.
   @retval EFI_UNSUPPORTED       This function does not support writing Register.
   @retval EFI_NOT_FOUND         If desired Register not found.
 **/
diff --git a/UefiCpuPkg/Library/MmSaveStateLib/MmSaveState.h b/UefiCpuPkg/Library/MmSaveStateLib/MmSaveState.h
index 6c7e8abd5f..ffcb6d67fb 100644
--- a/UefiCpuPkg/Library/MmSaveStateLib/MmSaveState.h
+++ b/UefiCpuPkg/Library/MmSaveStateLib/MmSaveState.h
@@ -80,7 +80,7 @@ MmSaveStateGetRegisterIndex (
 
   @retval EFI_SUCCESS           The register was read from Save State.
   @retval EFI_NOT_FOUND         The register is not defined for the Save State of Processor.
-  @retval EFI_INVALID_PARAMTER  This or Buffer is NULL.
+  @retval EFI_INVALID_PARAMETER This or Buffer is NULL.
 
 **/
 EFI_STATUS
diff --git a/UefiCpuPkg/Library/MmSaveStateLib/MmSaveStateCommon.c b/UefiCpuPkg/Library/MmSaveStateLib/MmSaveStateCommon.c
index f66245b82c..4beb6e5fae 100644
--- a/UefiCpuPkg/Library/MmSaveStateLib/MmSaveStateCommon.c
+++ b/UefiCpuPkg/Library/MmSaveStateLib/MmSaveStateCommon.c
@@ -66,7 +66,7 @@ MmSaveStateGetRegisterIndex (
 
   @retval EFI_SUCCESS           The register was read from Save State.
   @retval EFI_NOT_FOUND         The register is not defined for the Save State of Processor.
-  @retval EFI_INVALID_PARAMTER  This or Buffer is NULL.
+  @retval EFI_INVALID_PARAMETER This or Buffer is NULL.
 
 **/
 EFI_STATUS
diff --git a/UefiCpuPkg/Library/MpInitLib/DxeMpLib.c b/UefiCpuPkg/Library/MpInitLib/DxeMpLib.c
index f5f6074010..fe7e373d35 100644
--- a/UefiCpuPkg/Library/MpInitLib/DxeMpLib.c
+++ b/UefiCpuPkg/Library/MpInitLib/DxeMpLib.c
@@ -109,7 +109,7 @@ GetWakeupBuffer (
   // LegacyBios driver only reports warning when page allocation in range
   // [0x60000, 0x88000) fails.
   // This library is consumed by CpuDxe driver to produce CPU Arch protocol.
-  // LagacyBios driver depends on CPU Arch protocol which guarantees below
+  // LegacyBios driver depends on CPU Arch protocol which guarantees below
   // allocation runs earlier than LegacyBios driver.
   //
   if (ConfidentialComputingGuestHas (CCAttrAmdSevEs)) {
@@ -983,7 +983,7 @@ MpInitLibEnableDisableAP (
 }
 
 /**
-  This funtion will try to invoke platform specific microcode shadow logic to
+  This function will try to invoke platform specific microcode shadow logic to
   relocate microcode update patches into memory.
 
   @param[in, out] CpuMpData  The pointer to CPU MP Data structure.
diff --git a/UefiCpuPkg/Library/MpInitLib/Ia32/CreatePageTable.c b/UefiCpuPkg/Library/MpInitLib/Ia32/CreatePageTable.c
index bec9b247c0..1bfc7cff72 100644
--- a/UefiCpuPkg/Library/MpInitLib/Ia32/CreatePageTable.c
+++ b/UefiCpuPkg/Library/MpInitLib/Ia32/CreatePageTable.c
@@ -1,5 +1,5 @@
 /** @file
-  Function to create page talbe.
+  Function to create page table.
   Only create page table for x64, and leave the CreatePageTable empty for Ia32.
   Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
   SPDX-License-Identifier: BSD-2-Clause-Patent
diff --git a/UefiCpuPkg/Library/MpInitLib/Ia32/MpFuncs.nasm b/UefiCpuPkg/Library/MpInitLib/Ia32/MpFuncs.nasm
index c0fe631635..1623280d27 100644
--- a/UefiCpuPkg/Library/MpInitLib/Ia32/MpFuncs.nasm
+++ b/UefiCpuPkg/Library/MpInitLib/Ia32/MpFuncs.nasm
@@ -227,7 +227,7 @@ RendezvousFunnelProcEnd:
 AsmRelocateApLoopGenericStart:
     mov        eax, cr0
     btr        eax, 31             ; Clear CR0.PG
-    mov        cr0, eax            ; Disable paging since the page table might be unavailiable
+    mov        cr0, eax            ; Disable paging since the page table might be unavailable
 
     mov        eax, esp
     mov        esp, [eax + 12]     ; TopOfApStack
diff --git a/UefiCpuPkg/Library/MpInitLib/LoongArch64/MpLib.c b/UefiCpuPkg/Library/MpInitLib/LoongArch64/MpLib.c
index 03630626db..ba0b01b92e 100644
--- a/UefiCpuPkg/Library/MpInitLib/LoongArch64/MpLib.c
+++ b/UefiCpuPkg/Library/MpInitLib/LoongArch64/MpLib.c
@@ -230,10 +230,10 @@ CollectProcessorCount (
   CpuMpData->ApLoopMode = ApInRunLoop;
 
   //
-  // Beacuse LoongArch does not have SIPI now, the APIC ID must be obtained before
+  // Because LoongArch does not have SIPI now, the APIC ID must be obtained before
   // calling IPI to wake up the APs. If NULL is obtained, NODE0 Core0 Mailbox0 is used
   // as the first broadcast method to wake up all APs, and all of APs will read NODE0
-  // Core0 Mailbox0 in an infinit loop.
+  // Core0 Mailbox0 in an infinite loop.
   //
   mProcessorResourceData = GetProcessorResourceDataFromGuidedHob ();
 
diff --git a/UefiCpuPkg/Library/MpInitLib/MpLib.c b/UefiCpuPkg/Library/MpInitLib/MpLib.c
index 426d998b9a..033e141401 100644
--- a/UefiCpuPkg/Library/MpInitLib/MpLib.c
+++ b/UefiCpuPkg/Library/MpInitLib/MpLib.c
@@ -2151,7 +2151,7 @@ MpInitLibInitialize (
 
   BufferSize = ApStackSize * MaxLogicalProcessorNumber;
   //
-  // Allocate extra ApStackSize to let AP stack align on ApStackSize bounday
+  // Allocate extra ApStackSize to let AP stack align on ApStackSize boundary
   //
   BufferSize += ApStackSize;
   BufferSize += MonitorFilterSize * MaxLogicalProcessorNumber;
@@ -2510,7 +2510,7 @@ MpInitLibInitialize (
 
   @param[in]  ProcessorNumber       The handle number of processor.
                                     Lower 24 bits contains the actual processor number.
-                                    BIT24 indicates if the EXTENDED_PROCESSOR_INFORMATION will be retrived.
+                                    BIT24 indicates if the EXTENDED_PROCESSOR_INFORMATION will be retrieved.
   @param[out] ProcessorInfoBuffer   A pointer to the buffer where information for
                                     the requested processor is deposited.
   @param[out]  HealthData            Return processor health data.
diff --git a/UefiCpuPkg/Library/MpInitLib/MpLib.h b/UefiCpuPkg/Library/MpInitLib/MpLib.h
index 5d10516cd8..c86f01744e 100644
--- a/UefiCpuPkg/Library/MpInitLib/MpLib.h
+++ b/UefiCpuPkg/Library/MpInitLib/MpLib.h
@@ -838,7 +838,7 @@ GetProcessorNumber (
   );
 
 /**
-  This funtion will try to invoke platform specific microcode shadow logic to
+  This function will try to invoke platform specific microcode shadow logic to
   relocate microcode update patches into memory.
 
   @param[in, out] CpuMpData  The pointer to CPU MP Data structure.
diff --git a/UefiCpuPkg/Library/MpInitLib/PeiMpLib.c b/UefiCpuPkg/Library/MpInitLib/PeiMpLib.c
index e11dc76008..9a9d44b463 100644
--- a/UefiCpuPkg/Library/MpInitLib/PeiMpLib.c
+++ b/UefiCpuPkg/Library/MpInitLib/PeiMpLib.c
@@ -741,7 +741,7 @@ MpInitLibEnableDisableAP (
 }
 
 /**
-  This funtion will try to invoke platform specific microcode shadow logic to
+  This function will try to invoke platform specific microcode shadow logic to
   relocate microcode update patches into memory.
 
   @param[in, out] CpuMpData  The pointer to CPU MP Data structure.
diff --git a/UefiCpuPkg/Library/MpInitLib/X64/CreatePageTable.c b/UefiCpuPkg/Library/MpInitLib/X64/CreatePageTable.c
index da8729e752..0bfead393b 100644
--- a/UefiCpuPkg/Library/MpInitLib/X64/CreatePageTable.c
+++ b/UefiCpuPkg/Library/MpInitLib/X64/CreatePageTable.c
@@ -1,5 +1,5 @@
 /** @file
-  Function to create page talbe.
+  Function to create page table.
   Only create page table for x64, and leave the CreatePageTable empty for Ia32.
   Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
   SPDX-License-Identifier: BSD-2-Clause-Patent
diff --git a/UefiCpuPkg/Library/MpInitLibUp/MpInitLibUp.c b/UefiCpuPkg/Library/MpInitLibUp/MpInitLibUp.c
index 35590fb4e7..b97b90dd13 100644
--- a/UefiCpuPkg/Library/MpInitLibUp/MpInitLibUp.c
+++ b/UefiCpuPkg/Library/MpInitLibUp/MpInitLibUp.c
@@ -79,7 +79,7 @@ MpInitLibGetNumberOfProcessors (
 
   @param[in]  ProcessorNumber       The handle number of processor.
                                     Lower 24 bits contains the actual processor number.
-                                    BIT24 indicates if the EXTENDED_PROCESSOR_INFORMATION will be retrived.
+                                    BIT24 indicates if the EXTENDED_PROCESSOR_INFORMATION will be retrieved.
   @param[out] ProcessorInfoBuffer   A pointer to the buffer where information for
                                     the requested processor is deposited.
   @param[out] HealthData            Return processor health data.
diff --git a/UefiCpuPkg/Library/SmmCpuFeaturesLib/AmdSmmCpuFeaturesLib.c b/UefiCpuPkg/Library/SmmCpuFeaturesLib/AmdSmmCpuFeaturesLib.c
index dc7095c858..a4500ad8b9 100644
--- a/UefiCpuPkg/Library/SmmCpuFeaturesLib/AmdSmmCpuFeaturesLib.c
+++ b/UefiCpuPkg/Library/SmmCpuFeaturesLib/AmdSmmCpuFeaturesLib.c
@@ -34,7 +34,7 @@ BOOLEAN  mSmmCpuFeaturesSmmRelocated;
 /**
   Performs library initialization.
 
-  This initialization function contains common functionality shared betwen all
+  This initialization function contains common functionality shared between all
   library instance constructors.
 
 **/
diff --git a/UefiCpuPkg/Library/SmmCpuFeaturesLib/CpuFeaturesLib.h b/UefiCpuPkg/Library/SmmCpuFeaturesLib/CpuFeaturesLib.h
index c2e4fbe96b..a32c24da75 100644
--- a/UefiCpuPkg/Library/SmmCpuFeaturesLib/CpuFeaturesLib.h
+++ b/UefiCpuPkg/Library/SmmCpuFeaturesLib/CpuFeaturesLib.h
@@ -20,7 +20,7 @@
 /**
   Performs library initialization.
 
-  This initialization function contains common functionality shared betwen all
+  This initialization function contains common functionality shared between all
   library instance constructors.
 
 **/
diff --git a/UefiCpuPkg/Library/SmmCpuFeaturesLib/IntelSmmCpuFeaturesLib.c b/UefiCpuPkg/Library/SmmCpuFeaturesLib/IntelSmmCpuFeaturesLib.c
index 950056a714..077a701f09 100644
--- a/UefiCpuPkg/Library/SmmCpuFeaturesLib/IntelSmmCpuFeaturesLib.c
+++ b/UefiCpuPkg/Library/SmmCpuFeaturesLib/IntelSmmCpuFeaturesLib.c
@@ -57,7 +57,7 @@ BOOLEAN  *mSmrrEnabled;
 /**
   Performs library initialization.
 
-  This initialization function contains common functionality shared betwen all
+  This initialization function contains common functionality shared between all
   library instance constructors.
 
 **/
diff --git a/UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmStm.c b/UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmStm.c
index 6cb1c515c0..512516eefa 100644
--- a/UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmStm.c
+++ b/UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmStm.c
@@ -871,7 +871,7 @@ GetResourceSize (
                        If 0, list must be terminated by END_OF_RESOURCES.
 
   @retval EFI_SUCCESS            If resources are added
-  @retval EFI_INVALID_PARAMETER  If nested procedure detected resource failer
+  @retval EFI_INVALID_PARAMETER  If nested procedure detected resource failure
   @retval EFI_OUT_OF_RESOURCES   If nested procedure returned it and we cannot allocate more areas.
 
 **/
@@ -980,7 +980,7 @@ AddPiResource (
                        If 0, list must be terminated by END_OF_RESOURCES.
 
   @retval EFI_SUCCESS            If resources are deleted
-  @retval EFI_INVALID_PARAMETER  If nested procedure detected resource failer
+  @retval EFI_INVALID_PARAMETER  If nested procedure detected resource failure
 
 **/
 EFI_STATUS
diff --git a/UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmStm.h b/UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmStm.h
index 597c3abf00..656ccc01cb 100644
--- a/UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmStm.h
+++ b/UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmStm.h
@@ -85,7 +85,7 @@ LoadMonitor (
                        If 0, list must be terminated by END_OF_RESOURCES.
 
   @retval EFI_SUCCESS            If resources are added
-  @retval EFI_INVALID_PARAMETER  If nested procedure detected resource failer
+  @retval EFI_INVALID_PARAMETER  If nested procedure detected resource failure
   @retval EFI_OUT_OF_RESOURCES   If nested procedure returned it and we cannot allocate more areas.
 
 **/
@@ -106,7 +106,7 @@ AddPiResource (
                        If 0, list must be terminated by END_OF_RESOURCES.
 
   @retval EFI_SUCCESS            If resources are deleted
-  @retval EFI_INVALID_PARAMETER  If nested procedure detected resource failer
+  @retval EFI_INVALID_PARAMETER  If nested procedure detected resource failure
 
 **/
 EFI_STATUS
diff --git a/UefiCpuPkg/SecCore/SecMain.c b/UefiCpuPkg/SecCore/SecMain.c
index f6917e88d1..25f4782fb0 100644
--- a/UefiCpuPkg/SecCore/SecMain.c
+++ b/UefiCpuPkg/SecCore/SecMain.c
@@ -32,7 +32,7 @@ UINT64  mIdtEntryTemplate = 0xffff8e000010ffe4ULL;
 
 /**
   TemporaryRamDone() disables the use of Temporary RAM. If present, this service is invoked
-  by the PEI Foundation after the EFI_PEI_PERMANANT_MEMORY_INSTALLED_PPI is installed.
+  by the PEI Foundation after the EFI_PEI_PERMANENT_MEMORY_INSTALLED_PPI is installed.
 
   @retval EFI_SUCCESS           Use of Temporary RAM was disabled.
   @retval EFI_INVALID_PARAMETER Temporary RAM could not be disabled.
diff --git a/UefiCpuPkg/SecCore/SecTemporaryRamDone.c b/UefiCpuPkg/SecCore/SecTemporaryRamDone.c
index f921d457e8..996ce103de 100644
--- a/UefiCpuPkg/SecCore/SecTemporaryRamDone.c
+++ b/UefiCpuPkg/SecCore/SecTemporaryRamDone.c
@@ -140,7 +140,7 @@ GetMaxAddress (
 
 /**
   TemporaryRamDone() disables the use of Temporary RAM. If present, this service is invoked
-  by the PEI Foundation after the EFI_PEI_PERMANANT_MEMORY_INSTALLED_PPI is installed.
+  by the PEI Foundation after the EFI_PEI_PERMANENT_MEMORY_INSTALLED_PPI is installed.
 
   @retval EFI_SUCCESS           Use of Temporary RAM was disabled.
   @retval EFI_INVALID_PARAMETER Temporary RAM could not be disabled.
diff --git a/UefiCpuPkg/SecMigrationPei/SecMigrationPei.c b/UefiCpuPkg/SecMigrationPei/SecMigrationPei.c
index 363d44b8ff..57238f4297 100644
--- a/UefiCpuPkg/SecMigrationPei/SecMigrationPei.c
+++ b/UefiCpuPkg/SecMigrationPei/SecMigrationPei.c
@@ -72,7 +72,7 @@ GLOBAL_REMOVE_IF_UNREFERENCED EFI_PEI_PPI_DESCRIPTOR  mSecPerformancePpiDescript
   Disables the use of Temporary RAM.
 
   If present, this service is invoked by the PEI Foundation after
-  the EFI_PEI_PERMANANT_MEMORY_INSTALLED_PPI is installed.
+  the EFI_PEI_PERMANENT_MEMORY_INSTALLED_PPI is installed.
 
   @retval EFI_SUCCESS  Dummy function, alway return this value.
 
diff --git a/UefiCpuPkg/SecMigrationPei/SecMigrationPei.h b/UefiCpuPkg/SecMigrationPei/SecMigrationPei.h
index 9919c8af76..833eecb412 100644
--- a/UefiCpuPkg/SecMigrationPei/SecMigrationPei.h
+++ b/UefiCpuPkg/SecMigrationPei/SecMigrationPei.h
@@ -80,7 +80,7 @@ RepublishSecPpis (
   Disables the use of Temporary RAM.
 
   If present, this service is invoked by the PEI Foundation after
-  the EFI_PEI_PERMANANT_MEMORY_INSTALLED_PPI is installed.
+  the EFI_PEI_PERMANENT_MEMORY_INSTALLED_PPI is installed.
 
   @retval EFI_SUCCESS  Dummy function, alway return this value.
 
diff --git a/UefiCpuPkg/UefiCpuPkg.dec b/UefiCpuPkg/UefiCpuPkg.dec
index d9ce6d1497..05baae1445 100644
--- a/UefiCpuPkg/UefiCpuPkg.dec
+++ b/UefiCpuPkg/UefiCpuPkg.dec
@@ -435,7 +435,7 @@
   ## This PCD indicates whether CPU processor trace is enabled on BSP only when CPU processor trace is enabled.<BR><BR>
   #  This PCD is ignored if CPU processor trace is disabled.<BR><BR>
   #  TRUE  - CPU processor trace is enabled on BSP only.<BR>
-  #  FASLE - CPU processor trace is enabled on all CPU.<BR>
+  #  FALSE - CPU processor trace is enabled on all CPU.<BR>
   # @Prompt Enable CPU processor trace only on BSP.
   gUefiCpuPkgTokenSpaceGuid.PcdCpuProcTraceBspOnly|FALSE|BOOLEAN|0x60000019
 
@@ -443,7 +443,7 @@
   #  CYC/TSC timing packets will be generated to collect performance data if this PCD is TRUE.
   #  This PCD is ignored if CPU processor trace is disabled.<BR><BR>
   #  TRUE  - Performance collecting will be enabled in processor trace.<BR>
-  #  FASLE - Performance collecting will be disabled in processor trace.<BR>
+  #  FALSE - Performance collecting will be disabled in processor trace.<BR>
   # @Prompt Enable performance collecting when processor trace is enabled.
   gUefiCpuPkgTokenSpaceGuid.PcdCpuProcTracePerformanceCollecting|FALSE|BOOLEAN|0x60000020