求助：Ionic应用Xcode模拟器收不到推送，提示需为App ID加推送功能

Hey there, let's walk through fixing this issue step by step—your error message is pointing straight to the root problem: your App ID doesn't have the push notification feature enabled yet. Here's how to get this sorted:

1. 先在苹果开发者后台开启App ID的推送权限 #

This is the critical first step since Xcode is explicitly telling you to add push notifications to your App ID:

• Log into your Apple Developer Account, navigate to Certificates, Identifiers & Profiles.
• Select Identifiers from the left sidebar, then find the App ID tied to your Ionic app.
• Click the Edit button for that App ID.
• Scroll down to the Capabilities section, check the box next to Push Notifications.
• Hit Save at the bottom of the page to lock in this change.

2. 更新Xcode项目配置 #

Now that your App ID is properly set up, let's get Xcode to recognize the update:

• Close Xcode completely (don't just minimize it) and reopen your Ionic project's .xcworkspace file.
• Navigate to your project's Signing & Capabilities tab. If the Push Notifications section still shows an error, click the + Capability button in the top-left corner, search for Push Notifications, and add it to your project.
• Double-check that your auto-generated Entitlements.plist file includes the aps-environment key, with a value of development—since simulators only work with the sandbox environment.

3. 确认Ionic推送插件配置 #

Make sure your Ionic project is set up to handle push notifications correctly:

• If you're using Capacitor, confirm you've installed @capacitor/push-notifications and run npx cap sync to sync the plugin with your Xcode project.
• For Cordova users, stick with a maintained push plugin like cordova-plugin-fcm-with-dependency-updated, and verify your config.xml uses the exact bundle ID matching your App ID.

4. 模拟器接收推送的关键注意事项 #

Simulators have specific rules for push notifications—don't overlook these:

• Your simulator must run iOS 13 or later (older versions don't support push notifications at all).
• First, retrieve the simulator's device token (your Ionic app should log this when initializing push notifications).
• To test, use Apple's sandbox push server. You can send a test push via curl (replace placeholders with your own details):

  curl -X POST "https://api.sandbox.push.apple.com/3/device/[SIMULATOR_DEVICE_TOKEN]" \
  -H "apns-topic: [YOUR_APP_BUNDLE_ID]" \
  -H "apns-push-type: alert" \
  -H "apns-expiration: 0" \
  -H "apns-priority: 10" \
  -H "Authorization: bearer [YOUR_AUTH_TOKEN]" \
  -d '{"aps":{"alert":"Test Push Notification","sound":"default"}}'
  

• Ensure your push certificate is for the development/sandbox environment—simulators can't receive production pushes.

常见排查点 #

If you still can't receive pushes after these steps:

• Verify your Xcode project's Signing settings use the correct team and development certificate (matching the one linked to your App ID).
• Double-check that the device token you're using is from the simulator (it will look different from a real device's token).
• Check the Xcode console (Window > Devices and Simulators > Select your simulator > Open Console) for any push-related error messages when sending a notification.

内容的提问来源于stack exchange，提问作者Íñigo Enrique Hernández