diff --git a/RKBOOT/RK322XHMINIALL.ini b/RKBOOT/RK322XHMINIALL.ini
index 9e4227d0..33bd026b 100644
--- a/RKBOOT/RK322XHMINIALL.ini
+++ b/RKBOOT/RK322XHMINIALL.ini
@@ -5,7 +5,7 @@ MAJOR=2
 MINOR=50
 [CODE471_OPTION]
 NUM=1
-Path1=bin/rk33/rk322xh_ddr_333MHz_v1.19.bin
+Path1=bin/rk33/rk322xh_ddr_333MHz_v1.20.bin
 Sleep=1
 [CODE472_OPTION]
 NUM=1
@@ -14,7 +14,7 @@ Path1=bin/rk33/rk322xh_usbplug_v2.50.bin
 NUM=2
 LOADER1=FlashData
 LOADER2=FlashBoot
-FlashData=bin/rk33/rk322xh_ddr_333MHz_v1.19.bin
+FlashData=bin/rk33/rk322xh_ddr_333MHz_v1.20.bin
 FlashBoot=bin/rk33/rk322xh_miniloader_v2.50.bin
 [OUTPUT]
-PATH=rk322xh_loader_v1.19.250.bin
+PATH=rk322xh_loader_v1.20.250.bin
diff --git a/bin/rk33/rk322xh_ddr_333MHz_v1.19.bin b/bin/rk33/rk322xh_ddr_333MHz_v1.19.bin
deleted file mode 100644
index 237d656a..00000000
Binary files a/bin/rk33/rk322xh_ddr_333MHz_v1.19.bin and /dev/null differ
diff --git a/bin/rk33/rk322xh_ddr_333MHz_v1.20.bin b/bin/rk33/rk322xh_ddr_333MHz_v1.20.bin
new file mode 100644
index 00000000..541ef935
Binary files /dev/null and b/bin/rk33/rk322xh_ddr_333MHz_v1.20.bin differ
diff --git a/bin/rk33/rk322xh_ddr_400MHz_v1.19.bin b/bin/rk33/rk322xh_ddr_400MHz_v1.19.bin
deleted file mode 100644
index f14f6d96..00000000
Binary files a/bin/rk33/rk322xh_ddr_400MHz_v1.19.bin and /dev/null differ
diff --git a/bin/rk33/rk322xh_ddr_400MHz_v1.20.bin b/bin/rk33/rk322xh_ddr_400MHz_v1.20.bin
new file mode 100644
index 00000000..0ce12f51
Binary files /dev/null and b/bin/rk33/rk322xh_ddr_400MHz_v1.20.bin differ
diff --git a/doc/release/RK322XH_CN.md b/doc/release/RK322XH_CN.md
index 99d5a6b1..eee32a71 100644
--- a/doc/release/RK322XH_CN.md
+++ b/doc/release/RK322XH_CN.md
@@ -1,5 +1,19 @@
 # RK322XH Release Note
 
+## rk322xh_ddr_{333,400}MHz_v1.20.bin
+
+| 时间       | 文件                               | 编译 commit | 重要程度 |
+| ---------- | ---------------------------------- | ----------- | -------- |
+| 2024-10-18 | rk322xh_ddr_{333,400}MHz_v1.20.bin | 4d28874     | 普通     |
+
+### Fixed
+
+| Index | 重要程度 | 更新说明                    | 问题现象                               | 问题来源 |
+| ----- | -------- | --------------------------- | -------------------------------------- | -------- |
+| 1     | 普通     | 修复低概率DDR4 容量探测异常 | 上下电低概率出现DDR4的容量缺少1/2或1/4 | -        |
+
+------
+
 ## rk322xh_bl32_v2.02.bin
 
 | 时间       | 文件                   | 编译 commit | 重要程度 |
diff --git a/doc/release/RK322XH_EN.md b/doc/release/RK322XH_EN.md
index 2b92a1f1..6f8fd324 100644
--- a/doc/release/RK322XH_EN.md
+++ b/doc/release/RK322XH_EN.md
@@ -1,5 +1,19 @@
 # RK322XH Release Note
 
+## rk322xh_ddr_{333,400}MHz_v1.20.bin
+
+| Date       | File                               | Build commit | Severity |
+| ---------- | ---------------------------------- | ------------ | -------- |
+| 2024-10-18 | rk322xh_ddr_{333,400}MHz_v1.20.bin | 4d28874      | moderate |
+
+### Fixed
+
+| Index | Severity | Update                                                 | Issue description                                            | Issue source |
+| ----- | -------- | ------------------------------------------------------ | ------------------------------------------------------------ | ------------ |
+| 1     | moderate | Fix low probability DDR4 capacity detection anomalies. | Occasionally, there may be a mismatch in DDR4 capacity by 1/2 or 1/4 when the device is powered on or off. | -            |
+
+------
+
 ## rk322xh_bl32_v2.02.bin
 
 | Date       | File                   | Build commit | Severity |