diff --git a/guide/instance/create.md b/guide/instance/create.md
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--- a/guide/instance/create.md
+++ b/guide/instance/create.md
@@ -25,4 +25,4 @@
 用户可根据需要进行部分默认配置调整。
 
 * 消息最⻓保留时间：支持3~10天范围自定义，如有修改，请按需调整消息存储大小。
-* 自定义延迟最大范围：URocketMQ提供自定义延迟消息，最大延迟范围为最⻓保留时间天数减一。
\ No newline at end of file
+* 自定义延迟最大范围：URocketMQ提供自定义延迟消息，最大延迟范围为最⻓保留时间天数减一。
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