diff --git a/README_ZH.md b/README_ZH.md
index 9b28730b..53a4bfef 100644
--- a/README_ZH.md
+++ b/README_ZH.md
@@ -45,7 +45,7 @@ ESP32-S3-RLCD-4.2 是一块 AIoT 开发板，采用 ESP32-S3-WROOM-1-N16R8 模
 4. Windows 运行 `flash_combined.bat COMx`，Linux 运行 `./flash_combined.sh /dev/ttyACM0`。
 5. 如果开发板未自动重启，请手动复位。
 
-出厂固件（恢复开箱演示）：在 [`firmware`](firmware/README_ZH.md) 目录下载文件名带 `FactoryOnly` 的文件。
+出厂固件（恢复开箱演示）：在 [`firmware`](firmware/) 目录下载文件名带 `FactoryOnly` 的文件。
 
 ## 🧪 示例
 
diff --git a/firmware/README.md b/firmware/README.md
index dbde0a27..91558c2d 100644
--- a/firmware/README.md
+++ b/firmware/README.md
@@ -13,5 +13,5 @@ Flash with esptool:
 ```bash
 python -m pip install esptool
 esptool.py --chip esp32s3 --port <PORT> erase_flash
-esptool.py --chip esp32s3 --port <PORT> write_flash 0x0 ESP32-S3-RLCD-4.2_FactoryOnly_20260120.bin
+esptool.py --chip esp32s3 --port <PORT> write_flash 0x0 <FILE>.bin
 ```
diff --git a/firmware/README_ZH.md b/firmware/README_ZH.md
index 960033a6..d7444a55 100644
--- a/firmware/README_ZH.md
+++ b/firmware/README_ZH.md
@@ -13,5 +13,5 @@
 ```bash
 python -m pip install esptool
 esptool.py --chip esp32s3 --port <PORT> erase_flash
-esptool.py --chip esp32s3 --port <PORT> write_flash 0x0 ESP32-S3-RLCD-4.2_FactoryOnly_20260120.bin
+esptool.py --chip esp32s3 --port <PORT> write_flash 0x0 <FILE>.bin
 ```