diff --git a/package/lean/default-settings/i18n/default.zh_Hans.po b/package/lean/default-settings/i18n/default.zh_Hans.po
index 29d61baa01..b91867f145 100644
--- a/package/lean/default-settings/i18n/default.zh_Hans.po
+++ b/package/lean/default-settings/i18n/default.zh_Hans.po
@@ -5,19 +5,19 @@ msgid "Architecture"
 msgstr "架构"
 
 msgid "CPU Temperature"
-msgstr "CPU温度"
+msgstr "CPU 温度"
 
 msgid "CPU Info"
-msgstr "CPU信息"
+msgstr "CPU 信息"
 
 msgid "CPU Model"
 msgstr "处理器型号"
 
 msgid "CPU frequency"
-msgstr "CPU频率"
+msgstr "CPU 频率"
 
 msgid "RAM frequency"
-msgstr "RAM频率"
+msgstr "RAM 频率"
 
 msgid "Flash Size"
 msgstr "闪存大小"
@@ -44,7 +44,7 @@ msgid "ZRam Size"
 msgstr "ZRam 大小"
 
 msgid "Size of the ZRam device in megabytes"
-msgstr "划分给ZRam 分区的内存大小（MB），推荐留空由系统自动管理"
+msgstr "划分给 ZRam 分区的内存大小（MB），推荐留空由系统自动管理"
 
 msgid "Number of parallel threads used for compression"
 msgstr "用于压缩内存数据的CPU并发线程数"
@@ -61,6 +61,14 @@ msgstr "日志"
 msgid "NAS"
 msgstr "网络存储"
 
+msgid "Force 40MHz mode"
+msgstr "强制 40MHz 频宽"
+
+msgid ""
+"Always use 40MHz channels even if the secondary channel overlaps. Using this "
+"option does not comply with IEEE 802.11n-2009!"
+msgstr "强制启用 40MHz 频宽并忽略辅助信道重叠。此选项可能不兼容某些无线硬件导致无法启用!"
+
 msgid "Ethernet Information"
 msgstr "网口信息"
 
@@ -87,3 +95,6 @@ msgstr "全双工"
 
 msgid "Half Duplex"
 msgstr "半双工"
+
+msgid "Allow AP mode to disconnect STAs based on low ACK condition"
+msgstr "允许 AP 模式基于低 ACK 条件判断剔除弱信号的客户端"