diff --git a/rtos-docs/threadx/threadx-smp/media/image10.PNG b/rtos-docs/threadx/threadx-smp/media/image10.png
similarity index 100%
rename from rtos-docs/threadx/threadx-smp/media/image10.PNG
rename to rtos-docs/threadx/threadx-smp/media/image10.png
diff --git a/rtos-docs/threadx/threadx-smp/media/image3.PNG b/rtos-docs/threadx/threadx-smp/media/image3.png
similarity index 100%
rename from rtos-docs/threadx/threadx-smp/media/image3.PNG
rename to rtos-docs/threadx/threadx-smp/media/image3.png
diff --git a/rtos-docs/threadx/threadx-smp/media/image4.PNG b/rtos-docs/threadx/threadx-smp/media/image4.png
similarity index 100%
rename from rtos-docs/threadx/threadx-smp/media/image4.PNG
rename to rtos-docs/threadx/threadx-smp/media/image4.png
diff --git a/rtos-docs/threadx/threadx-smp/media/image5.PNG b/rtos-docs/threadx/threadx-smp/media/image5.png
similarity index 100%
rename from rtos-docs/threadx/threadx-smp/media/image5.PNG
rename to rtos-docs/threadx/threadx-smp/media/image5.png
diff --git a/rtos-docs/threadx/threadx-smp/media/image6.PNG b/rtos-docs/threadx/threadx-smp/media/image6.png
similarity index 100%
rename from rtos-docs/threadx/threadx-smp/media/image6.PNG
rename to rtos-docs/threadx/threadx-smp/media/image6.png
diff --git a/rtos-docs/threadx/threadx-smp/media/image7.PNG b/rtos-docs/threadx/threadx-smp/media/image7.png
similarity index 100%
rename from rtos-docs/threadx/threadx-smp/media/image7.PNG
rename to rtos-docs/threadx/threadx-smp/media/image7.png
diff --git a/rtos-docs/threadx/threadx-smp/media/image8.PNG b/rtos-docs/threadx/threadx-smp/media/image8.png
similarity index 100%
rename from rtos-docs/threadx/threadx-smp/media/image8.PNG
rename to rtos-docs/threadx/threadx-smp/media/image8.png
diff --git a/rtos-docs/threadx/threadx-smp/media/image9.PNG b/rtos-docs/threadx/threadx-smp/media/image9.png
similarity index 100%
rename from rtos-docs/threadx/threadx-smp/media/image9.PNG
rename to rtos-docs/threadx/threadx-smp/media/image9.png