diff --git a/docs/e/e20c/getting-started/install-os/maskrom/_maskrom.mdx b/docs/e/e20c/getting-started/install-os/maskrom/_maskrom.mdx
index c646c5dcb..875c506cd 100644
--- a/docs/e/e20c/getting-started/install-os/maskrom/_maskrom.mdx
+++ b/docs/e/e20c/getting-started/install-os/maskrom/_maskrom.mdx
@@ -22,8 +22,9 @@ Maskrom模式，也称为Loader模式，是一种特殊的启动模式，一般
 ### 如何进入Maskrom 状态
 
 - 将 USB A-C 电缆插入 E20C 的 Type-C 的 Debug 端口，另一端插入电脑。
-- 按住 **Maskrom button**
+- **上电前**按住 **Maskrom button**，并保持按住直到设备上电完成
 - 上电 （将 USB A-C 电缆插入 E20C 的 Type-C Power端口，另一端接入电源。）
+- 待设备进入 Maskrom 状态后，松开 **Maskrom button** 即可
 - 此时正常情况下会进入 Maskrom 状态
 
 ![MaskRom Key](/img/e/e20c/radxa-e20c-hardware-overview.webp)
diff --git a/i18n/en/docusaurus-plugin-content-docs/current/e/e20c/getting-started/install-os/maskrom/_maskrom.mdx b/i18n/en/docusaurus-plugin-content-docs/current/e/e20c/getting-started/install-os/maskrom/_maskrom.mdx
index 8e023fffd..09dc9a8c7 100644
--- a/i18n/en/docusaurus-plugin-content-docs/current/e/e20c/getting-started/install-os/maskrom/_maskrom.mdx
+++ b/i18n/en/docusaurus-plugin-content-docs/current/e/e20c/getting-started/install-os/maskrom/_maskrom.mdx
@@ -25,8 +25,9 @@
 ### How to enter Maskrom state
 
 - Plug the USB A-C cable into the Debug port of the E20C and the other end into your computer.
-- Press and hold the **Maskrom button**(see picture below)
+- **Before powering on**, press and hold the **Maskrom button** and keep holding it until the device is powered on
 - Power on (Plug the USB A-C cable into the E20C's Type-C Power port and the other end into a power source.)
+- Release the **Maskrom button** once the device enters the Maskrom state
 - This will normally enter the Maskrom state
 
 ![MaskRom Key](/img/e/e20c/radxa-e20c-hardware-overview.webp)