Update docs

docs/clients-zh.md

@@ -18,7 +18,7 @@
   * [Windows Phone](#windows-phone)
   * [Linux](#linux)
 * [故障排除](#故障排除)
-  * [Windows 错误 809 和 728](#windows-错误-809-和-728)
+  * [Windows 错误 809](#windows-错误-809)
   * [Windows 错误 628](#windows-错误-628)
   * [Android 6 及以上版本](#android-6-及以上版本)
   * [Chromebook](#chromebook)
@@ -362,7 +362,7 @@ strongswan down myvpn
 
 *其他语言版本: [English](clients.md#troubleshooting), [简体中文](clients-zh.md#故障排除).*
 
-### Windows 错误 809 和 728
+### Windows 错误 809
 
 > 无法建立计算机与 VPN 服务器之间的网络连接，因为远程服务器未响应。
 
@@ -378,10 +378,11 @@ strongswan down myvpn
   REG ADD HKLM\SYSTEM\CurrentControlSet\Services\IPSec /v AssumeUDPEncapsulationContextOnSendRule /t REG_DWORD /d 0x2 /f
   ```
 
-- 某些 Windows 系统默认禁用了 IPSec 加密, 此时也会导致连接失败. 可通过该命令启用 IPSec
-  ```console
-  REG ADD HKLM\SYSTEM\CurrentControlSet\Services\RasMan\Parameters /v ProhibitIpSec /t REG_DWORD /d 0x0 /f
-  ```
+另外，某些个别的 Windows 系统禁用了 IPsec 加密，此时也会导致连接失败。要重新启用它，可以运行以下命令并重启计算机。
+
+```console
+REG ADD HKLM\SYSTEM\CurrentControlSet\Services\RasMan\Parameters /v ProhibitIpSec /t REG_DWORD /d 0x0 /f
+```
 
 ### Windows 错误 628
 

docs/clients.md

@@ -377,6 +377,12 @@ To fix this error, a <a href="https://documentation.meraki.com/MX-Z/Client_VPN/T
   REG ADD HKLM\SYSTEM\CurrentControlSet\Services\IPSec /v AssumeUDPEncapsulationContextOnSendRule /t REG_DWORD /d 0x2 /f
   ```
 
+Although uncommon, some Windows systems disable IPsec encryption, causing the connection to fail. To re-enable it, run the following command and reboot your PC.
+
+```console
+REG ADD HKLM\SYSTEM\CurrentControlSet\Services\RasMan\Parameters /v ProhibitIpSec /t REG_DWORD /d 0x0 /f
+```
+
 ### Windows Error 628
 
 > The connection was terminated by the remote computer before it could be completed.