diff --git a/module/upgrade/js/execute.ui.js b/module/upgrade/js/execute.ui.js
index ab97e97c27..4740facf4d 100644
--- a/module/upgrade/js/execute.ui.js
+++ b/module/upgrade/js/execute.ui.js
@@ -10,13 +10,39 @@ window.submitConfirm = function(event)
 window.copyCommand = function()
 {
     const command = $('#command').text();
-    navigator.clipboard.writeText(command).then(function()
-    {
-        zui.Messager.show({type: 'success', message: copySuccess, timeout: 1000});
-    }, function()
-    {
-        zui.Messager.show({type: 'danger', message: copyFail, timeout: 1000});
+    const $textArea = $('<textarea>', {
+        css: {
+            position: 'fixed',
+            top: '0',
+            left: '0',
+            width: '2em',
+            height: '2em',
+            padding: '0',
+            border: 'none',
+            outline: 'none',
+            boxShadow: 'none',
+            background: 'transparent'
+        },
+        val: command
     });
+
+    $('body').append($textArea);
+
+    $textArea[0].focus();
+    $textArea[0].select();
+
+    try {
+        const successful = document.execCommand('copy');
+        if(successful)
+        {
+            zui.Messager.show({type: 'success', message: copySuccess, timeout: 1000});
+        } else {
+            zui.Messager.show({type: 'danger', message: copyFail, timeout: 1000});
+        }
+    } catch (err) {
+        zui.Messager.show({type: 'danger', message: copyFail, timeout: 1000});
+    }
+    $textArea.remove();
 }
 
 $(document).ready(function()
diff --git a/module/upgrade/lang/en.php b/module/upgrade/lang/en.php
index 792fb56fca..b165f218ed 100644
--- a/module/upgrade/lang/en.php
+++ b/module/upgrade/lang/en.php
@@ -61,7 +61,7 @@ $lang->upgrade->setStatusFile      = '<h4>Please complete the following actions<
 $lang->upgrade->selectVersion = 'Version';
 $lang->upgrade->copyCommand   = 'Copy';
 $lang->upgrade->copySuccess   = 'Copied to clipboard';
-$lang->upgrade->copyFail      = 'Copy failed, please copy it manually.';
+$lang->upgrade->copyFail      = 'Your browser does not support the copy function; please copy manually.';
 $lang->upgrade->continue      = 'Continue';
 $lang->upgrade->noteVersion   = "Select the compatible version, or it might cause data loss.";
 $lang->upgrade->fromVersion   = 'From';
diff --git a/module/upgrade/lang/zh-cn.php b/module/upgrade/lang/zh-cn.php
index 290458172e..46c0e30155 100644
--- a/module/upgrade/lang/zh-cn.php
+++ b/module/upgrade/lang/zh-cn.php
@@ -61,7 +61,7 @@ $lang->upgrade->setStatusFile      = '<h4>升级之前请先完成下面的操
 $lang->upgrade->selectVersion = '选择版本';
 $lang->upgrade->copyCommand   = '复制命令';
 $lang->upgrade->copySuccess   = '复制成功';
-$lang->upgrade->copyFail      = '复制失败，请手动复制';
+$lang->upgrade->copyFail      = '浏览器不支持复制功能，请手动复制';
 $lang->upgrade->continue      = '继续';
 $lang->upgrade->noteVersion   = "务必选择正确的版本，否则会造成数据丢失。";
 $lang->upgrade->fromVersion   = '原来的版本';