diff --git a/src/views/pay/app/components/channel/WeixinChannelForm.vue b/src/views/pay/app/components/channel/WeixinChannelForm.vue
index cfd46bc0..3ab53e87 100644
--- a/src/views/pay/app/components/channel/WeixinChannelForm.vue
+++ b/src/views/pay/app/components/channel/WeixinChannelForm.vue
@@ -52,9 +52,6 @@
               v-model="formData.config.mchKey"
               placeholder="请输入商户密钥"
               clearable
-              :style="{ width: '100%' }"
-              type="textarea"
-              :autosize="{ minRows: 8, maxRows: 8 }"
             />
           </el-form-item>
           <el-form-item
@@ -92,9 +89,6 @@
               v-model="formData.config.apiV3Key"
               placeholder="请输入 API V3 密钥"
               clearable
-              :style="{ width: '100%' }"
-              type="textarea"
-              :autosize="{ minRows: 8, maxRows: 8 }"
             />
           </el-form-item>
           <el-form-item
@@ -126,35 +120,13 @@
               </el-button>
             </el-upload>
           </el-form-item>
-          <el-form-item
-            label-width="180px"
-            label="apiclient_cert.pem证书"
-            prop="config.privateCertContent"
-          >
+          <el-form-item label-width="180px" label="证书序列号" prop="config.certSerialNo">
             <el-input
-              v-model="formData.config.privateCertContent"
-              type="textarea"
-              placeholder="请上传apiclient_cert.pem证书"
-              readonly
-              :autosize="{ minRows: 8, maxRows: 8 }"
-              :style="{ width: '100%' }"
+              v-model="formData.config.certSerialNo"
+              placeholder="请输入证书序列号"
+              clearable
             />
           </el-form-item>
-          <el-form-item label-width="180px" label="" prop="privateCertContentFile">
-            <el-upload
-              ref="privateCertContentFile"
-              :limit="1"
-              accept=".pem"
-              action=""
-              :before-upload="pemFileBeforeUpload"
-              :http-request="privateCertContentUpload"
-            >
-              <el-button type="primary">
-                <Icon icon="ep:upload" class="mr-5px" />
-                点击上传
-              </el-button>
-            </el-upload>
-          </el-form-item>
         </div>
         <el-form-item label-width="180px" label="备注" prop="remark">
           <el-input v-model="formData.remark" :style="{ width: '100%' }" />
@@ -193,7 +165,7 @@ const formData = ref<any>({
     mchKey: '',
     keyContent: '',
     privateKeyContent: '',
-    privateCertContent: '',
+    certSerialNo: '',
     apiV3Key: ''
   }
 })
@@ -210,8 +182,8 @@ const formRules = {
   'config.privateKeyContent': [
     { required: true, message: '请上传 apiclient_key.pem 证书', trigger: 'blur' }
   ],
-  'config.privateCertContent': [
-    { required: true, message: '请上传 apiclient_cert.pem证 书', trigger: 'blur' }
+  'config.certSerialNo': [
+    { required: true, message: '请输入证书序列号', trigger: 'blur' }
   ],
   'config.apiV3Key': [{ required: true, message: '请上传 api V3 密钥值', trigger: 'blur' }]
 }
@@ -278,7 +250,7 @@ const resetForm = (appId, code) => {
       mchKey: '',
       keyContent: '',
       privateKeyContent: '',
-      privateCertContent: '',
+      certSerialNo: '',
       apiV3Key: ''
     }
   }
@@ -286,7 +258,7 @@ const resetForm = (appId, code) => {
 }
 
 /**
- * apiclient_cert.p12、apiclient_cert.pem、apiclient_key.pem 上传前的校验
+ * apiclient_cert.p12、apiclient_key.pem 上传前的校验
  */
 const fileBeforeUpload = (file, fileAccept) => {
   let format = '.' + file.name.split('.')[1]
@@ -321,17 +293,6 @@ const privateKeyContentUpload = async (event) => {
   readFile.readAsText(event.file)
 }
 
-/**
- * 读取 apiclient_cert.pem 到 privateCertContent 字段
- */
-const privateCertContentUpload = async (event) => {
-  const readFile = new FileReader()
-  readFile.onload = (e: any) => {
-    formData.value.config.privateCertContent = e.target.result
-  }
-  readFile.readAsText(event.file)
-}
-
 /**
  * 读取 apiclient_cert.p12 到 keyContent 字段
  */