diff --git a/internal/web/actions/default/servers/certs/uploadBatchPopup.go b/internal/web/actions/default/servers/certs/uploadBatchPopup.go
index 9d4eb7ef..68350b5f 100644
--- a/internal/web/actions/default/servers/certs/uploadBatchPopup.go
+++ b/internal/web/actions/default/servers/certs/uploadBatchPopup.go
@@ -24,6 +24,8 @@ func (this *UploadBatchPopupAction) Init() {
 }
 
 func (this *UploadBatchPopupAction) RunGet(params struct{}) {
+	this.Data["maxFiles"] = this.maxFiles()
+
 	this.Show()
 }
 
@@ -42,7 +44,7 @@ func (this *UploadBatchPopupAction) RunPost(params struct {
 	}
 
 	// 限制每次上传的文件数量
-	const maxFiles = 10_000
+	var maxFiles = this.maxFiles()
 	if len(files) > maxFiles {
 		this.Fail("每次上传最多不能超过" + types.String(maxFiles) + "个文件")
 		return
diff --git a/internal/web/actions/default/servers/certs/uploadBatchPopup_ext.go b/internal/web/actions/default/servers/certs/uploadBatchPopup_ext.go
new file mode 100644
index 00000000..ba9849e2
--- /dev/null
+++ b/internal/web/actions/default/servers/certs/uploadBatchPopup_ext.go
@@ -0,0 +1,8 @@
+// Copyright 2023 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
+//go:build !plus
+
+package certs
+
+func (this *UploadBatchPopupAction) maxFiles() int {
+	return 20
+}
diff --git a/web/views/@default/servers/certs/uploadBatchPopup.html b/web/views/@default/servers/certs/uploadBatchPopup.html
index 807fce39..154772bf 100644
--- a/web/views/@default/servers/certs/uploadBatchPopup.html
+++ b/web/views/@default/servers/certs/uploadBatchPopup.html
@@ -9,7 +9,7 @@
             <td class="title">选择要上传的证书和私钥文件 *</td>
             <td>
                 <input type="file" name="certFiles" accept="application/x-pem-file, application/pkcs10, application/x-pkcs12, application/x-x509-user-cert, application/x-x509-ca-cert, application/pkix-cert, application/pkcs8, .key, .pem" multiple="multiple"/>
-                <p class="comment">点击后在弹出的文件选择框中支持多选；不用担心文件名和顺序问题，系统会自动匹配。</p>
+                <p class="comment">点击后在弹出的文件选择框中支持多选；不用担心文件名和顺序问题，系统会自动匹配<span v-if="!teaIsPlus">；免费版本限制每次最多上传{{maxFiles}}个文件</span>。</p>
             </td>
         </tr>
         <tr>