diff --git a/README.md b/README.md
index 9acfa55..3968bb3 100644
--- a/README.md
+++ b/README.md
@@ -40,7 +40,8 @@ A high-performance, 100% client-side tool for removing Gemini AI watermarks. Bui
 
 ## ⚠️ Disclaimer
 
-> **USE AT YOUR OWN RISK**
+> [!WARNING]
+>  **USE AT YOUR OWN RISK**
 >
 > This tool modifies image files. While it is designed to work reliably, unexpected results may occur due to:
 > - Variations in Gemini's watermark implementation
@@ -49,6 +50,9 @@ A high-performance, 100% client-side tool for removing Gemini AI watermarks. Bui
 >
 > The author assumes no responsibility for any data loss, image corruption, or unintended modifications. By using this tool, you acknowledge that you understand these risks.
 
+> [!NOTE]
+> **Note**: Disabling any fingerprint defender extensions (e.g., Canvas Fingerprint Defender) to avoid processing errors. https://github.com/journey-ad/gemini-watermark-remover/issues/3
+
 ## Usage
 
 ### Online Website
diff --git a/README_zh.md b/README_zh.md
index b388092..1ca701f 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -40,6 +40,7 @@
 
 ## ⚠️ 使用需注意
 
+> [!WARNING]
 > **使用此工具产生的风险由用户自行承担**
 >
 > 本工具涉及对图像数据的修改。尽管在设计上力求处理结果的可靠性，但由于以下因素，仍可能产生非预期的处理结果：
@@ -49,6 +50,9 @@
 >
 > 作者对任何形式的数据丢失、图像损坏或非预期的修改结果不承担法律责任。使用本工具即代表您已了解并接受上述风险。
 
+> [!NOTE]
+> 另请注意：使用此工具需禁用 Canvas 指纹防护扩展（如 Canvas Fingerprint Defender），否则可能会导致处理结果错误。 https://github.com/journey-ad/gemini-watermark-remover/issues/3
+
 ## 使用方法
 
 ### 在线使用