diff --git a/adb/README.md b/adb/README.md
index 44b5076..c81d86f 100644
--- a/adb/README.md
+++ b/adb/README.md
@@ -33,4 +33,14 @@ mitmdump -q
 curl -x localhost:8080 ip.yauk.tv
 ```
 
-https://m.blog.naver.com/wonjinho81/222597996987  
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+https://m.blog.naver.com/wonjinho81/222597996987  
+
+# KeepAlive
+
+```shell
+adb -a nodaemon server start # blocking
+adb forward tcp:8080 tcp:8080 # reentrant
+
+adb shell svc data disable
+adb shell svc data enable
+```
\ No newline at end of file