diff --git a/docs/installation/clients/sfa.md b/docs/installation/clients/sfa.md
index 5d274846..fb958972 100644
--- a/docs/installation/clients/sfa.md
+++ b/docs/installation/clients/sfa.md
@@ -12,5 +12,6 @@ Experimental Android client for sing-box.
 
 #### Note
 
-* Working directory is at `/sdcard/Android/data/io.nekohasekai.sfa/files` (External files directory)
-* User Agent is `SFA/$version ($version_code; sing-box $sing_box_version)` in the remote profile request
+* User Agent in remote profile request is `SFA/$version ($version_code; sing-box $sing_box_version)`
+* The working directory is located at `/sdcard/Android/data/io.nekohasekai.sfa/files` (External files directory)
+* Crash logs is located in `$working_directory/stderr.log`
diff --git a/docs/installation/clients/sfa.zh.md b/docs/installation/clients/sfa.zh.md
index 41dcf8d9..eb02470d 100644
--- a/docs/installation/clients/sfa.zh.md
+++ b/docs/installation/clients/sfa.zh.md
@@ -12,5 +12,6 @@
 
 #### 注意事项
 
-* 工作目录位于 `/sdcard/Android/data/io.nekohasekai.sfa/files` (外部文件目录)
 * 远程配置文件请求中的 User Agent 为 `SFA/$version ($version_code; sing-box $sing_box_version)`
+* 工作目录位于 `/sdcard/Android/data/io.nekohasekai.sfa/files` (外部文件目录)
+* 崩溃日志位于 `$working_directory/stderr.log`
diff --git a/docs/installation/clients/sfi.md b/docs/installation/clients/sfi.md
index ada1efe7..8bec5e3a 100644
--- a/docs/installation/clients/sfi.md
+++ b/docs/installation/clients/sfi.md
@@ -13,8 +13,8 @@ Experimental iOS client for sing-box.
 
 #### Note
 
-* `system` tun stack not working on iOS
-* User Agent is `SFI/$version ($version_code; sing-box $sing_box_version)` in the remote profile request
+* User Agent in remote profile request is `SFA/$version ($version_code; sing-box $sing_box_version)`
+* Crash logs is located in `Settings` -> `View Service Log`
 
 #### Privacy policy
 
diff --git a/docs/installation/clients/sfi.zh.md b/docs/installation/clients/sfi.zh.md
index 61487263..8d01c6bc 100644
--- a/docs/installation/clients/sfi.zh.md
+++ b/docs/installation/clients/sfi.zh.md
@@ -13,8 +13,8 @@
 
 #### 注意事项
 
-* `system` tun stack 在 iOS 不工作
 * 远程配置文件请求中的 User Agent 为 `SFI/$version ($version_code; sing-box $sing_box_version)`
+* 崩溃日志位于 `设置` -> `查看服务日志`
 
 #### 隐私政策