diff --git a/docs/en/quick_start/m5core/m5stack_core_get_started_MicroPython.md b/docs/en/quick_start/m5core/m5stack_core_get_started_MicroPython.md
index e5a6ba77..db2aed98 100644
--- a/docs/en/quick_start/m5core/m5stack_core_get_started_MicroPython.md
+++ b/docs/en/quick_start/m5core/m5stack_core_get_started_MicroPython.md
@@ -58,7 +58,7 @@ Drag a block named `Set emoji map in0` from `Emoji` class and click `Run` buttom
     <img src="assets/img/getting_started_pics/m5stack_core/get_started_with_uiflow/draw_heart.gif">
 </figure>
 
-*The source code of this demostration: https://tower.im/projects/65b1c6743d194d22a801ed916832eb2b/uploads/fd59d8000b541c346d6c6d18291c29bb?version=1*
+*The source code of this demostration: https://github.com/m5stack/M5-ProductExampleCodes/blob/master/Core/M5_draw_heart.m5f*
 
 ### c. Program with MicroPython
 
@@ -98,7 +98,7 @@ Then set parameters of `music block` and `timer block` as shown belown.
 
 Now, run it and enjoy your musical work!
 
-*The source code of this demostration: https://tower.im/projects/65b1c6743d194d22a801ed916832eb2b/uploads/9062b4bc81b3dc9be74f92be510a81d0?version=1*
+*The source code of this demostration: https://github.com/m5stack/M5-ProductExampleCodes/blob/master/Core/M5_play_a_song.m5f*
 
 ## Complete
 
diff --git a/docs/en/related_documents/how_to_burn_firmware.md b/docs/en/related_documents/how_to_burn_firmware.md
index 2d26c4e5..443c92e6 100644
--- a/docs/en/related_documents/how_to_burn_firmware.md
+++ b/docs/en/related_documents/how_to_burn_firmware.md
@@ -14,9 +14,9 @@
 
 1. [Windows](#Windows)
 
-2. [MacOS](#MacOS)
+<!-- 2. [MacOS](#MacOS) -->
 
-3. [Linux](#Linux)
+2. [Linux](#Linux)
 
 ## Windows
 
@@ -70,9 +70,9 @@ If M5Burner means be busy after clicking `Burn`, please wait for a few minutes.
 
 ?> **Tip** If the burning procedure has been interrupted(like `M5Burner has been closed suddenly...`), it's better to burn your board again.
 
-## MacOS
+<!-- ## MacOS
 
-***(Coming soon...)***
+***(Coming soon...)*** -->
 
 ## Linux
 
diff --git a/docs/zh_CN/quick_start/m5core/m5stack_core_get_started_MicroPython.md b/docs/zh_CN/quick_start/m5core/m5stack_core_get_started_MicroPython.md
index 92351156..5d56d4fb 100644
--- a/docs/zh_CN/quick_start/m5core/m5stack_core_get_started_MicroPython.md
+++ b/docs/zh_CN/quick_start/m5core/m5stack_core_get_started_MicroPython.md
@@ -56,7 +56,7 @@
     <img src="assets/img/getting_started_pics/m5stack_core/get_started_with_uiflow/draw_heart.gif">
 </figure>
 
-*The source code of this demostration: https://tower.im/projects/65b1c6743d194d22a801ed916832eb2b/uploads/fd59d8000b541c346d6c6d18291c29bb?version=1*
+*例程源码地址: https://github.com/m5stack/M5-ProductExampleCodes/blob/master/Core/M5_draw_heart.m5f*
 
 
 ### c. 编写MicroPython程序
@@ -94,7 +94,7 @@ lcd.print("Hello M5Stack")
 
 现在，点击`Run`就可以运行音乐程序啦!
 
-*The source code of this demostration: https://tower.im/projects/65b1c6743d194d22a801ed916832eb2b/uploads/9062b4bc81b3dc9be74f92be510a81d0?version=1*
+*例程源码地址: https://github.com/m5stack/M5-ProductExampleCodes/blob/master/Core/M5_play_a_song.m5f*
 
 ## 相关视频
 
diff --git a/docs/zh_CN/related_documents/how_to_burn_firmware.md b/docs/zh_CN/related_documents/how_to_burn_firmware.md
index 907bdcc3..4c05eb7b 100644
--- a/docs/zh_CN/related_documents/how_to_burn_firmware.md
+++ b/docs/zh_CN/related_documents/how_to_burn_firmware.md
@@ -12,9 +12,9 @@
 
 1. [Windows](#Windows)
 
-2. [MacOS](#MacOS)
+<!-- 2. [MacOS](#MacOS) -->
 
-3. [Linux](#Linux)
+2. [Linux](#Linux)
 
 ## Windows
 
@@ -73,9 +73,9 @@ b. 如果你想有ESP32CAM (或 M5CAMERA)，并且想编程它的话，请选择
 
 ?> **提示** 如果M5Burner在擦除或者烧录过程中被中断了(如突然关闭软件), 为了保证板子能正常工作，你最好重新擦除和烧录一遍固件.
 
-## MacOS
+<!-- ## MacOS
 
-***(在编辑中...)***
+***(在编辑中...)*** -->
 
 ## Linux