diff --git a/jodconverter-web/src/main/resources/web/doc.ftl b/jodconverter-web/src/main/resources/web/doc.ftl
deleted file mode 100644
index 4d4d3cfd..00000000
--- a/jodconverter-web/src/main/resources/web/doc.ftl
+++ /dev/null
@@ -1,9 +0,0 @@
-<!DOCTYPE html>
-
-<html lang="en">
-
-<body>
-${doc}
-</body>
-
-</html>
\ No newline at end of file
diff --git a/jodconverter-web/src/main/resources/web/docxConvert.ftl b/jodconverter-web/src/main/resources/web/docxConvert.ftl
deleted file mode 100644
index 3b2ad7de..00000000
--- a/jodconverter-web/src/main/resources/web/docxConvert.ftl
+++ /dev/null
@@ -1,11 +0,0 @@
-<!DOCTYPE html>
-
-<html lang="en">
-
-<body>
-
-${docxConvert}
-
-</body>
-
-</html>
\ No newline at end of file
diff --git a/jodconverter-web/src/main/resources/web/officePicture.ftl b/jodconverter-web/src/main/resources/web/officePicture.ftl
index 11c13889..c4207ed4 100644
--- a/jodconverter-web/src/main/resources/web/officePicture.ftl
+++ b/jodconverter-web/src/main/resources/web/officePicture.ftl
@@ -2,7 +2,7 @@
 <html lang="en">
 <head>
     <meta charset="utf-8" />
-    <title>office图片预览</title>
+    <title>PDF图片预览</title>
     <link href="//netdna.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet">
     <script src="js/lazyload.js"></script>
     <style>
diff --git a/jodconverter-web/src/main/resources/web/pdf.ftl b/jodconverter-web/src/main/resources/web/pdf.ftl
index 6d035d02..0d99b299 100644
--- a/jodconverter-web/src/main/resources/web/pdf.ftl
+++ b/jodconverter-web/src/main/resources/web/pdf.ftl
@@ -2,6 +2,8 @@
 
 <html lang="en">
 <head>
+    <meta charset="utf-8">
+    <title>PDF预览</title>
     <link href="//netdna.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet">
     <style type="text/css">
         body{
diff --git a/jodconverter-web/src/main/resources/web/picture.ftl b/jodconverter-web/src/main/resources/web/picture.ftl
index 94b883ed..9ab31a60 100644
--- a/jodconverter-web/src/main/resources/web/picture.ftl
+++ b/jodconverter-web/src/main/resources/web/picture.ftl
@@ -2,7 +2,7 @@
 <html lang="en">
 <head>
     <meta charset="utf-8">
-    <title>图片预览图</title>
+    <title>图片预览</title>
     <link rel="stylesheet" href="css/viewer.min.css">
     <style>
         * { margin: 0; padding: 0;}
