diff --git a/docs/cn/editor/search.md b/docs/cn/editor/search.md
index dfc39e7..ea44dc3 100644
--- a/docs/cn/editor/search.md
+++ b/docs/cn/editor/search.md
@@ -8,7 +8,7 @@
 
 您也可以在一次查询中使用 `空格` 作为分隔符搜索多个关键词，例如 `Markdown plaintext`，它可以搜索同时包含 `Markdown` 和 `plaintext` 的文件名或文件内容。
 
-> 全文搜索会自动搜索子目录，当您有大量的文件时，会花费一些时间。
+> 全文搜索会自动搜索子目录，当您有大量的文件时，会花费一些时间。如果您使用外部目录，确保只将必要的文件链接到 Taio，否则可能会有明显的性能下降。
 
 ## 快速打开
 
diff --git a/docs/editor/search.md b/docs/editor/search.md
index 4157f19..a1e0560 100644
--- a/docs/editor/search.md
+++ b/docs/editor/search.md
@@ -8,7 +8,7 @@ Search results are beautifully highlighted.
 
 You can also search multiple terms in one query using `space` as delimiters, such as `Markdown plaintext`, it searches for file name or file content that contains both `Markdown` and `plaintext`.
 
-> Full text search automatically searches sub-folders, it takes some time when you have huge amount of files.
+> Full text search automatically searches sub-folders, it takes some time when you have huge amount of files. If you use external folders, make sure to only link necessary files into Taio, otherwise it may have significant performance drop.
 
 ## Open Quickly