diff --git a/docs/guide/custom-provider.md b/docs/guide/custom-provider.md
index 6893b8f37..2f2c34c1c 100644
--- a/docs/guide/custom-provider.md
+++ b/docs/guide/custom-provider.md
@@ -351,7 +351,7 @@ module.exports = {
   'udp-relay': false, // 可选, 仅 Clash 支持
   sni: 'example.com', // 可选, 仅 Surge 支持
   tfo: true, // 可选, 仅 Surge 支持
-  clientCert: 'item' // 可选, 仅 Surge 支持, 参考 https://github.com/Blankwonder/Surge-Manual/blob/master/release-note/surge-mac.md#version-250 
+  clientCert: 'item' // 可选, 仅 Surge 支持, 参考 https://github.com/Blankwonder/Surge-Manual/blob/master/release-note/surge-mac.md#version-250
 }
 ```
 
@@ -492,7 +492,8 @@ module.exports = {
 ### provider.startPort
 
 - 类型: `Number`
-- 默认值: `61100`
+
+在调用 `getSurgeNodes` 时会强制要求设置该值。建议大于 10000。
 
 在生成 Surge 的 Shadowsocksr 和 Vmess 配置文件时，本地监听端口会根据此配置递增。这样做的好处是切换配置文件时不会遇到端口冲突。同一个 Provider 被用在不同的 Artifact 中也会进行递增。
 
diff --git a/lib/provider/Provider.ts b/lib/provider/Provider.ts
index 52972e8da..61372d83f 100644
--- a/lib/provider/Provider.ts
+++ b/lib/provider/Provider.ts
@@ -3,11 +3,10 @@ import Joi from '@hapi/joi';
 import {
   ProviderConfig,
   SupportProviderEnum,
-  PossibleNodeConfigType, SubscriptionUserinfo,
+  PossibleNodeConfigType,
+  SubscriptionUserinfo,
 } from '../types';
 
-let globalPort = 61100;
-
 export default class Provider {
   public readonly type: SupportProviderEnum;
   public readonly nodeFilter?: ProviderConfig['nodeFilter'];
@@ -19,38 +18,56 @@ export default class Provider {
   public readonly tfo?: boolean;
   public readonly mptcp?: boolean;
   public readonly renameNode?: ProviderConfig['renameNode'];
-  public readonly relayUrl?: boolean|string;
+  public readonly relayUrl?: boolean | string;
   // 是否支持在订阅中获取用户流量信息
   public supportGetSubscriptionUserInfo: boolean;
-
   // External Provider 的起始端口，Surge 配置中使用
-  private startPort?: number;
+  public startPort?: number;
 
   constructor(public name: string, config: ProviderConfig) {
     const schema = Joi.object({
       type: Joi.string()
         .valid(...Object.values<string>(SupportProviderEnum))
         .required(),
-      nodeFilter: Joi.any().allow(Joi.function(), Joi.object({ filter: Joi.function(), supportSort: Joi.boolean().strict() })),
-      netflixFilter: Joi.any().allow(Joi.function(), Joi.object({ filter: Joi.function(), supportSort: Joi.boolean().strict() })),
-      youtubePremiumFilter: Joi.any().allow(Joi.function(), Joi.object({ filter: Joi.function(), supportSort: Joi.boolean().strict() })),
-      customFilters: Joi.object()
-        .pattern(
-          Joi.string(),
-          Joi.any().allow(Joi.function(), Joi.object({ filter: Joi.function(), supportSort: Joi.boolean().strict() }))
-        ),
+      nodeFilter: Joi.any().allow(
+        Joi.function(),
+        Joi.object({
+          filter: Joi.function(),
+          supportSort: Joi.boolean().strict(),
+        })
+      ),
+      netflixFilter: Joi.any().allow(
+        Joi.function(),
+        Joi.object({
+          filter: Joi.function(),
+          supportSort: Joi.boolean().strict(),
+        })
+      ),
+      youtubePremiumFilter: Joi.any().allow(
+        Joi.function(),
+        Joi.object({
+          filter: Joi.function(),
+          supportSort: Joi.boolean().strict(),
+        })
+      ),
+      customFilters: Joi.object().pattern(
+        Joi.string(),
+        Joi.any().allow(
+          Joi.function(),
+          Joi.object({
+            filter: Joi.function(),
+            supportSort: Joi.boolean().strict(),
+          })
+        )
+      ),
       addFlag: Joi.boolean().strict(),
       removeExistingFlag: Joi.boolean().strict(),
       mptcp: Joi.boolean().strict(),
       tfo: Joi.boolean().strict(),
       startPort: Joi.number().integer().min(1024).max(65535),
-      relayUrl: [
-        Joi.boolean().strict(),
-        Joi.string(),
-      ],
+      relayUrl: [Joi.boolean().strict(), Joi.string()],
       renameNode: Joi.function(),
-    })
-      .unknown();
+    }).unknown();
 
     const { error } = schema.validate(config);
 
@@ -74,7 +91,7 @@ export default class Provider {
       'startPort',
       'renameNode',
       'relayUrl',
-    ].forEach(key => {
+    ].forEach((key) => {
       this[key] = config[key];
     });
   }
@@ -83,11 +100,13 @@ export default class Provider {
     if (this.startPort) {
       return this.startPort++;
     }
-    return globalPort++;
+    return 0;
   }
 
   // istanbul ignore next
-  public async getSubscriptionUserInfo(): Promise<SubscriptionUserinfo|undefined> {
+  public async getSubscriptionUserInfo(): Promise<
+    SubscriptionUserinfo | undefined
+  > {
     throw new Error('此 Provider 不支持该功能');
   }
 
diff --git a/lib/utils/index.ts b/lib/utils/index.ts
index 2a5bbbbb3..92f3842d1 100644
--- a/lib/utils/index.ts
+++ b/lib/utils/index.ts
@@ -321,6 +321,12 @@ export const getSurgeNodes = function (
             `local-port = ${config.localPort}`,
           ];
 
+          if (typeof config.provider?.startPort === 'undefined') {
+            throw new Error(
+              `为 Surge 生成 SSR 配置时必须为 Provider ${config.provider?.name} 设置 startPort`
+            );
+          }
+
           if (config.hostnameIp && config.hostnameIp.length) {
             configString.push(
               ...config.hostnameIp.map((item) => `addresses = ${item}`)
@@ -404,6 +410,12 @@ export const getSurgeNodes = function (
               );
             }
 
+            if (typeof config.provider?.startPort === 'undefined') {
+              throw new Error(
+                `为 Surge 生成 Vmess 配置时必须为 Provider ${config.provider?.name} 设置 startPort`
+              );
+            }
+
             const jsonFileName = `v2ray_${config.localPort}_${config.hostname}_${config.port}.json`;
             const jsonFilePath = join(ensureConfigFolder(), jsonFileName);
             const jsonFile = formatV2rayConfig(