Release v2.6.10
diff --git a/Include/stm32f4xx.h b/Include/stm32f4xx.h
index a5376a1..5bbe68a 100644
--- a/Include/stm32f4xx.h
+++ b/Include/stm32f4xx.h
@@ -105,11 +105,11 @@
 #endif /* USE_HAL_DRIVER */
 
 /**
-  * @brief CMSIS version number V2.6.9
+  * @brief CMSIS version number V2.6.10
   */
 #define __STM32F4xx_CMSIS_VERSION_MAIN   (0x02U) /*!< [31:24] main version */
 #define __STM32F4xx_CMSIS_VERSION_SUB1   (0x06U) /*!< [23:16] sub1 version */
-#define __STM32F4xx_CMSIS_VERSION_SUB2   (0x09U) /*!< [15:8]  sub2 version */
+#define __STM32F4xx_CMSIS_VERSION_SUB2   (0x0AU) /*!< [15:8]  sub2 version */
 #define __STM32F4xx_CMSIS_VERSION_RC     (0x00U) /*!< [7:0]  release candidate */
 #define __STM32F4xx_CMSIS_VERSION        ((__STM32F4xx_CMSIS_VERSION_MAIN << 24)\
                                          |(__STM32F4xx_CMSIS_VERSION_SUB1 << 16)\
diff --git a/Release_Notes.html b/Release_Notes.html
index 2aee833..3001f94 100644
--- a/Release_Notes.html
+++ b/Release_Notes.html
@@ -33,10 +33,19 @@
 <div class="col-sm-12 col-lg-8">
 <h1 id="update-history">Update History</h1>
 <div class="collapse">
-<input type="checkbox" id="collapse-section31" checked aria-hidden="true"> <label for="collapse-section3" aria-hidden="true">V2.6.9 / 22-September-2022</label>
+<input type="checkbox" id="collapse-section32" checked aria-hidden="true"> <label for="collapse-section32" aria-hidden="true">V2.6.10 / 31-May-2024</label>
 <div>
 <h2 id="main-changes">Main Changes</h2>
 <ul>
+<li>Add MCO2PRE[2:0] and MCO2[1:0] bits definition within CMSIS files.</li>
+</ul>
+</div>
+</div>
+<div class="collapse">
+<input type="checkbox" id="collapse-section31" aria-hidden="true"> <label for="collapse-section31" aria-hidden="true">V2.6.9 / 22-September-2022</label>
+<div>
+<h2 id="main-changes-1">Main Changes</h2>
+<ul>
 <li>Added new atomic register access macros in stm32f4xx.h file.</li>
 <li>Update FLASH_SCALE2_LATENCY4_FREQ value to 120MHz instead of 12MHz.</li>
 <li>Update the GCC startup file to be aligned to IAR/Keil IDE.</li>
@@ -50,7 +59,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section30" aria-hidden="true"> <label for="collapse-section30" aria-hidden="true">V2.6.8 / 11-Fabruary-2022</label>
 <div>
-<h2 id="main-changes-1">Main Changes</h2>
+<h2 id="main-changes-2">Main Changes</h2>
 <ul>
 <li>All source files: update disclaimer to add reference to the new license agreement.</li>
 <li>Correct ETH bits definitions to be in line with naming used in the STM32F4 reference manual documents.</li>
@@ -60,7 +69,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section29" aria-hidden="true"> <label for="collapse-section29" aria-hidden="true">V2.6.7 / 16-July-2021</label>
 <div>
-<h2 id="main-changes-2">Main Changes</h2>
+<h2 id="main-changes-3">Main Changes</h2>
 <ul>
 <li>Add missing definition FLASH_CR_ERRIE to the CMSIS header file.</li>
 <li>Remove unsupported “GPIOF_BASE” and “GPIOG_BASE” defines from STM32F412Vx device.</li>
@@ -73,7 +82,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section28" aria-hidden="true"> <label for="collapse-section28" aria-hidden="true">V2.6.6 / 12-Fabruary-2021</label>
 <div>
-<h2 id="main-changes-3">Main Changes</h2>
+<h2 id="main-changes-4">Main Changes</h2>
 <ul>
 <li>system_stm32f4xx.c:
 <ul>
@@ -94,7 +103,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section27" aria-hidden="true"> <label for="collapse-section27" aria-hidden="true">V2.6.5 / 10-Fabruary-2020</label>
 <div>
-<h2 id="main-changes-4">Main Changes</h2>
+<h2 id="main-changes-5">Main Changes</h2>
 <ul>
 <li>All header files
 <ul>
@@ -110,7 +119,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section26" aria-hidden="true"> <label for="collapse-section26" aria-hidden="true">V2.6.4 / 06-December-2019</label>
 <div>
-<h2 id="main-changes-5">Main Changes</h2>
+<h2 id="main-changes-6">Main Changes</h2>
 <ul>
 <li>stm32f446xx.h file
 <ul>
@@ -134,7 +143,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section25" aria-hidden="true"> <label for="collapse-section25" aria-hidden="true">V2.6.3 / 08-Fabruary-2019</label>
 <div>
-<h2 id="main-changes-6">Main Changes</h2>
+<h2 id="main-changes-7">Main Changes</h2>
 <ul>
 <li>CRYP:
 <ul>
@@ -204,7 +213,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section24" aria-hidden="true"> <label for="collapse-section24" aria-hidden="true">V2.6.2 / 06-October-2017</label>
 <div>
-<h2 id="main-changes-7">Main Changes</h2>
+<h2 id="main-changes-8">Main Changes</h2>
 <ul>
 <li>Remove Date and Version from all header files</li>
 <li>USB_OTG register clean up: remove duplicated bits definitions</li>
@@ -230,7 +239,7 @@
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 <input type="checkbox" id="collapse-section23" aria-hidden="true"> <label for="collapse-section23" aria-hidden="true">V2.6.1 / 14-Fabruary-2017</label>
 <div>
-<h2 id="main-changes-8">Main Changes</h2>
+<h2 id="main-changes-9">Main Changes</h2>
 <ul>
 <li>General updates in header files to support LL drivers
 <ul>
@@ -286,7 +295,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section22" aria-hidden="true"> <label for="collapse-section22" aria-hidden="true">V2.6.0 / 04-November-2016</label>
 <div>
-<h2 id="main-changes-9">Main Changes</h2>
+<h2 id="main-changes-10">Main Changes</h2>
 <ul>
 <li>Add support of STM32F413xx and STM32F423xx devices
 <ul>
@@ -334,7 +343,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section21" aria-hidden="true"> <label for="collapse-section21" aria-hidden="true">V2.5.1 / 28-June-2016</label>
 <div>
-<h2 id="main-changes-10">Main Changes</h2>
+<h2 id="main-changes-11">Main Changes</h2>
 <ul>
 <li>stm32f412rx.h, stm32f412vx.h and stm32f412zx.h files:
 <ul>
@@ -346,7 +355,7 @@
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 <input type="checkbox" id="collapse-section20" aria-hidden="true"> <label for="collapse-section20" aria-hidden="true">V2.5.0 / 22-April-2016</label>
 <div>
-<h2 id="main-changes-11">Main Changes</h2>
+<h2 id="main-changes-12">Main Changes</h2>
 <ul>
 <li>Add support of STM32F412Cx, STM32F412Rx, STM32F412Vx and STM32F412Zx devices
 <ul>
@@ -402,7 +411,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section19" aria-hidden="true"> <label for="collapse-section19" aria-hidden="true">V2.4.3 / 29-January-2016</label>
 <div>
-<h2 id="main-changes-12">Main Changes</h2>
+<h2 id="main-changes-13">Main Changes</h2>
 <ul>
 <li>Header file for all STM32 devices
 <ul>
@@ -446,7 +455,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section18" aria-hidden="true"> <label for="collapse-section18" aria-hidden="true">V2.4.2 / 13-November-2015</label>
 <div>
-<h2 id="main-changes-13">Main Changes</h2>
+<h2 id="main-changes-14">Main Changes</h2>
 <ul>
 <li>system_stm32f4xx.c file
 <ul>
@@ -479,7 +488,7 @@
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 <input type="checkbox" id="collapse-section17" aria-hidden="true"> <label for="collapse-section17" aria-hidden="true">V2.4.1 / 09-October-2015</label>
 <div>
-<h2 id="main-changes-14">Main Changes</h2>
+<h2 id="main-changes-15">Main Changes</h2>
 <ul>
 <li>“stm32f469xx.h”, “stm32f479xx.h”
 <ul>
@@ -491,7 +500,7 @@
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 <input type="checkbox" id="collapse-section16" aria-hidden="true"> <label for="collapse-section16" aria-hidden="true">V2.4.0 / 14-August-2015</label>
 <div>
-<h2 id="main-changes-15">Main Changes</h2>
+<h2 id="main-changes-16">Main Changes</h2>
 <ul>
 <li>Add support of STM32F469xx and STM32F479xx devices
 <ul>
@@ -511,7 +520,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section15" aria-hidden="true"> <label for="collapse-section15" aria-hidden="true">V2.3.2 / 26-June-2015</label>
 <div>
-<h2 id="main-changes-16">Main Changes</h2>
+<h2 id="main-changes-17">Main Changes</h2>
 <ul>
 <li>“stm32f405xx.h”, “stm32f407xx.h”, “stm32f415xx.h” and “stm32f417xx.h”
 <ul>
@@ -540,7 +549,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section14" aria-hidden="true"> <label for="collapse-section14" aria-hidden="true">V2.3.1 / 03-April-2015</label>
 <div>
-<h2 id="main-changes-17">Main Changes</h2>
+<h2 id="main-changes-18">Main Changes</h2>
 <ul>
 <li>Header file for all STM32 devices
 <ul>
@@ -555,7 +564,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section13" aria-hidden="true"> <label for="collapse-section13" aria-hidden="true">V2.3.0 / 02-March-2015</label>
 <div>
-<h2 id="main-changes-18">Main Changes</h2>
+<h2 id="main-changes-19">Main Changes</h2>
 <ul>
 <li>Add support of STM32F446xx devices
 <ul>
@@ -576,7 +585,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section12" aria-hidden="true"> <label for="collapse-section12" aria-hidden="true">V2.2.0 / 15-December-2014</label>
 <div>
-<h2 id="main-changes-19">Main Changes</h2>
+<h2 id="main-changes-20">Main Changes</h2>
 <ul>
 <li>stm32f4xx.h
 <ul>
@@ -597,7 +606,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section11" aria-hidden="true"> <label for="collapse-section11" aria-hidden="true">V2.1.0 / 19-June-2014</label>
 <div>
-<h2 id="main-changes-20">Main Changes</h2>
+<h2 id="main-changes-21">Main Changes</h2>
 <ul>
 <li>Add support of STM32F411xExx devices
 <ul>
@@ -651,7 +660,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section10" aria-hidden="true"> <label for="collapse-section10" aria-hidden="true">V2.0.0 / 18-Fabruary-2014</label>
 <div>
-<h2 id="main-changes-21">Main Changes</h2>
+<h2 id="main-changes-22">Main Changes</h2>
 <ul>
 <li>Update based on STM32Cube specification</li>
 <li>This version and later has to be used only with STM32CubeF4 based development</li>
@@ -661,7 +670,7 @@
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 <input type="checkbox" id="collapse-section9" aria-hidden="true"> <label for="collapse-section9" aria-hidden="true">V1.3.0 / 08-November-2013</label>
 <div>
-<h2 id="main-changes-22">Main Changes</h2>
+<h2 id="main-changes-23">Main Changes</h2>
 <ul>
 <li>Add support of STM32F401xExx devices</li>
 <li>Update startup files “startup_stm32f401xx.s” for EWARM, MDK-ARM, TrueSTUDIO and Ride toolchains: Add SPI4 interrupt handler entry in the vector table</li>
@@ -671,7 +680,7 @@
 <div class="collapse">
 <input type="checkbox" id="collapse-section8" aria-hidden="true"> <label for="collapse-section8" aria-hidden="true">V1.2.1 / 19-September-2013</label>
 <div>
-<h2 id="main-changes-23">Main Changes</h2>
+<h2 id="main-changes-24">Main Changes</h2>
 <ul>
 <li>system_stm32f4xx.c : Update FMC SDRAM configuration (RBURST mode activation)</li>
 <li>Update startup files “startup_stm32f427_437xx.s” and “startup_stm32f429_439xx.s” for TrueSTUDIO and Ride toolchains and maintain the old name of startup files for legacy purpose</li>
@@ -681,7 +690,7 @@
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 <div>
-<h2 id="main-changes-24">Main Changes</h2>
+<h2 id="main-changes-25">Main Changes</h2>
 <ul>
 <li>Add support of STM32F429/439xx and STM32F401xCxx devices</li>
 <li>Update definition of STM32F427/437xx devices : extension of the features to include system clock up to 180MHz, dual bank Flash, reduced STOP Mode current, SAI, PCROP, SDRAM and DMA2D</li>
@@ -708,7 +717,7 @@
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 <div>
-<h2 id="main-changes-25">Main Changes</h2>
+<h2 id="main-changes-26">Main Changes</h2>
 <ul>
 <li>Official release for STM32F427x/437x devices.</li>
 <li>stm32f4xx.h
@@ -734,7 +743,7 @@
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 <div>
-<h2 id="main-changes-26">Main Changes</h2>
+<h2 id="main-changes-27">Main Changes</h2>
 <ul>
 <li>All source files: license disclaimer text update and add link to the License file on ST Internet.</li>
 </ul>
@@ -743,7 +752,7 @@
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 <input type="checkbox" id="collapse-section4" aria-hidden="true"> <label for="collapse-section4" aria-hidden="true">V1.0.1 / 28-December-2011</label>
 <div>
-<h2 id="main-changes-27">Main Changes</h2>
+<h2 id="main-changes-28">Main Changes</h2>
 <ul>
 <li>All source files: update disclaimer to add reference to the new license agreement</li>
 <li>stm32f4xx.h
@@ -756,7 +765,7 @@
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 <div>
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+<h2 id="main-changes-29">Main Changes</h2>
 <ul>
 <li>First official release for STM32F40x/41x devices</li>
 <li>Add startup file for TASKING toolchain</li>
@@ -767,7 +776,7 @@
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 <div>
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+<h2 id="main-changes-30">Main Changes</h2>
 <ul>
 <li>Official version (V1.0.0) Release Candidate2 for STM32F40x/41x devices</li>
 <li>stm32f4xx.h
@@ -805,7 +814,7 @@
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+<h2 id="main-changes-31">Main Changes</h2>
 <ul>
 <li>Official version (V1.0.0) Release Candidate1 for STM32F4xx devices</li>
 </ul>