diff --git a/README.md b/README.md
index 0b4e4ed..767472d 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 Donate via [![Donate](https://img.shields.io/badge/Donate-PayPal-green.svg)](https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=zhuyanzi@gmail.com&item_name=A+Cup+Of+Coffee&item_number=Thank+You&currency_code=USD) or if you use [WeChat](https://github.com/HappyZ/dpt-tools/wiki#donations) :)
 
-Note: Scripts and mods are only tested on MacOS. I do not plan to support all platforms. Use it at your own risks.
+Note: Scripts and mods are only tested on MacOS, and are provided AS-IS for study purpose. I do not plan to support all platforms. Use it at your own risks.
 
 Mission one finished: single PKG that changes root password, enables diagnosis mode, and removes PKG validation. Part two stay tuned.