diff --git a/src/plugin/admin/app/controller/UploadController.php b/src/plugin/admin/app/controller/UploadController.php
index 2bf1f1d..7b1936b 100644
--- a/src/plugin/admin/app/controller/UploadController.php
+++ b/src/plugin/admin/app/controller/UploadController.php
@@ -285,8 +285,8 @@ class UploadController extends Crud
         if($size == 0) {
             return("0 Bytes");
         }
-        $sizename = array(" Bytes", " KB", " MB", " GB", " TB", " PB", " EB", " ZB", " YB");
-        return round($size/pow(1024, ($i = floor(log($size, 1024)))), 2) . $sizename[$i];
+        $size_name = array(" Bytes", " KB", " MB", " GB", " TB", " PB", " EB", " ZB", " YB");
+        return round($size/pow(1024, ($i = floor(log($size, 1024)))), 2) . $size_name[$i];
     }
 
 }
diff --git a/src/plugin/admin/app/view/upload/index.html b/src/plugin/admin/app/view/upload/index.html
index 3ba6560..2ecdbd5 100644
--- a/src/plugin/admin/app/view/upload/index.html
+++ b/src/plugin/admin/app/view/upload/index.html
@@ -117,7 +117,7 @@
             layui.use(["laydate"], function() {
                 layui.laydate.render({
                     elem: "#created_at",
-                    range: ["#created_at-date-start", "#created_at-date-end"],
+                    range: ["#created_at-date-start", "#created_at-date-end"],
                     type: 'datetime',
                 });
             })
@@ -134,9 +134,9 @@
                             el: "#category",
                             name: "category",
                             initValue: initValue,
-                            data: e.data, 
-                            model: {"icon":"hidden","label":{"type":"text"}},
-                            clickClose: 'true',
+                            data: e.data, 
+                            model: {"icon":"hidden","label":{"type":"text"}},
+                            clickClose: 'true',
                             radio: 'true',
                         })
                     }
@@ -158,14 +158,18 @@
 					},{
 						title: "主键",
 						field: "id",
+                        width: 80,
 						sort: true,
 					},{
 						title: "名字",
 						field: "name",
 					},{
-						title: "url",
+						title: "文件",
 						field: "url",
 						templet: function (d) {
+                            if (['jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp', 'svg'].indexOf(d.ext.toLowerCase()) !== -1) {
+                                return '<img src="' + encodeURI(d['url']) + '" style="max-width:32px;max-height:32px;" />';
+                            }
 							return '<a href="' + encodeURI(d['url']) + '" target="_blank">' + util.escape(d['url']) + '</a>';
 						}
 					},{
@@ -179,9 +183,13 @@
 					},{
 						title: "文件大小",
 						field: "file_size",
+                        templet: function (d) {
+                            return formatSize(d.file_size);
+                        }
 					},{
 						title: "mime类型",
 						field: "mime_type",
+                        hide: true,
 					},{
 						title: "图片宽度",
 						field: "image_width",
@@ -394,6 +402,20 @@
                         scrollPos: 'fixed'
                     });
                 }
+
+                // 格式化文件大小
+                let formatSize = function(value) {
+                    if(null == value || '' === value){
+                        return "0 Bytes";
+                    }
+                    let unitArr = ["Bytes","KB","MB","GB","TB","PB","EB","ZB","YB"];
+                    let index = 0;
+                    let srcSize = parseFloat(value);
+                    index = Math.floor(Math.log(srcSize) / Math.log(1024));
+                    let size =srcSize / Math.pow(1024, index);
+                    size = size.toFixed(2);
+                    return size + unitArr[index];
+                }
             })
 
         </script>