diff --git a/C%23.md b/C%23.md
index 8d80625..21072ba 100644
--- a/C%23.md
+++ b/C%23.md
@@ -65,3 +65,6 @@ from c in _context.表名稱
 orderby 欄位名
 select c
 ```
+##
+## VS2022
+### 安裝