How to Integrate Push Notifications in HarmonyOS: A Step‑by‑Step Guide
This tutorial walks you through the complete process of adding push notification support to a HarmonyOS app, covering environment setup, certificate generation, profile configuration, client ID setup, permission requests, token retrieval, handling cold and hot starts, and the required server payload format.
Sohu News, as a HarmonyOS partner, launched its app in the HarmonyOS Single-Framework Market in December 2023 and now includes push notifications as part of its Phase‑2 feature development.
Development Environment
IDE: DevEco Studio NEXT Developer Beta2 (Build 5.0.3.502, July 28 2024)
SDK: HarmonyOS NEXT Developer Beta2 SDK based on OpenHarmony Ohos_sdk_public 5.0.0.22 (API Version 12 Canary3).
1. Generate Signing Certificate
In the main menu select Build > Generate Key and CSR . First create a P12 certificate, then a CSR certificate (the opposite order of iOS).
Key Store File: set the storage path and P12 file name. Alias: identifier for the key (remember it for later signing). Validity: default 25 years. Certificate: fill organization, city, country code, etc.
After generating the CSR, the results look like the following:
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