diff --git a/pdf/README.md b/pdf/README.md
index cf07c379..2ec8a42c 100644
--- a/pdf/README.md
+++ b/pdf/README.md
@@ -1,19 +1,3 @@
-### PDF, ePUB
-
-
-- Por via legado.
-- programaro: [Sumatra PDF](https://www.sumatrapdfreader.org/free-pdf-reader.html)
-
-
------
-
-### PDF, ePUB
-
-
-- For your reading.
-- software: [Sumatra PDF](https://www.sumatrapdfreader.org/free-pdf-reader.html)
-
------
 
 ![](../image/bookstack.jpg)