Samsung Developer

🚀 Ship Smarter, Manage Your Galaxy Store App Rollout with the Content Publish API Releasing an app update to all users at once is a risk. A single bug can mean negative reviews and user churn. The Content Publish API's Staged rollout feature lets you release to a percentage of users first. Scale up only when you're confident. Here's what this tutorial covers: 📊 Viewing current rollout rates - globally and by country ⚙️ Updating rollout rates programmatically with Python 📦 Managing which binaries are active in your rollout ⚠️ Key limitations to know before you start Full tutorial here: 👉 http://smsng.co/Dev_B28l

🖼️ Want Users to Personalize Your Watch Face with Their Own Photos? With the Photo slot feature in Watch Face Studio, you can build watch faces that users can truly make their own - by adding their own images directly through the Galaxy Wearable app. Here's what you'll learn: 🖼️ How to add a Photo slot to your project ⚙️ Setting up tap-to-change or auto-change on wake 📱 How users customize it via the Galaxy Wearable app Full tutorial 👉 http://smsng.co/Dev_B27l

💓 Keep Your Galaxy Watch Sensor Running - Even When the Screen is Off One of the most common challenges for Wear OS developers: keeping sensors like heart rate monitors active when the watch screen turns off. By default, Wear OS pauses sensor data collection in low-power states - a real problem for health trackers, workout apps, or medical-grade wearables. Here's what the tutorial covers: 🔧 Setting up a foreground service and wake lock for continuous background execution 📋 Handling runtime permissions, including BODY_SENSORS_BACKGROUND for Android 12+ 🛠️ Implementing sensor listeners, BroadcastReceiver, and a simple watch UI 📱 Testing on a real Galaxy Watch device with Logcat verification Full tutorial + downloadable sample app 👉 http://smsng.co/Dev_B26l

🔔 Push Notifications, Straight to Samsung Wallet Samsung Wallet isn't just for storing cards. It's a direct channel to your users. With the Send Notification API, partners can push personalized messages to wallet cards using pre-approved templates, straight from their own server. • Generate JWT-based auth and data tokens for secure communication • Target one user or multiple recipients with a single API call • Use name-value pairs in your template to personalize each message Promotional updates, important alerts - delivered where your users already are. 👉 Read the full guide: smsng.co/Dev_B25l

📱 Emulator skins for the Galaxy S26 series are available Make sure your app looks great on the latest Samsung flagship phones by downloading the Galaxy S26 series emulator skins and installing them on your Android virtual device. ⚡ Discover: - How to download - Basic requirements - How to use 👉Find out more: http://smsng.co/Dev_U01l

💳 Your Flutter App, Now with Samsung Pay Flutter makes cross-platform development easier, but payment integration still needs careful handling. Samsung’s official Samsung Pay Flutter plugin provides a stable, structured way to add Samsung Pay to Flutter apps on Galaxy devices, without building custom platform channels from scratch. • Readiness check before any API call - handles unsupported devices and regions • Custom payment sheet with full control over items, pricing, and fees • Built-in callbacks for card changes, success, and failure states From partner approval to app release, the full walkthrough is live - sample project included. 👉 smsng.co/Dev_B24l

🪪 Design and test Samsung Wallet cards in real time with Wallet Studio Wallet Studio is Samsung Wallet's testing suite that helps partners design, preview, and test Wallet cards. In this tutorial, we cover 2 key features: ✦ Playground - Explore pre-configured card types and preview designs before you start building ✦ Add to Samsung Wallet - Test your own card templates with your private key and certificate ID With both features, you can modify attributes, edit JSON, and customize barcode/QR formats, all with instant preview. On mobile, add the card directly to your Galaxy device to see the real result. 👉 Check out the full tutorial: smsng.co/Dev_B23l

💳 Master Samsung Pay SDK Integration From partnership setup to release. Integrating Samsung Pay SDK? Avoid common pitfalls and ensure a smooth rollout by following these best practices: ✦ Partnership onboarding essentials ✦ Critical dev setup (ProGuard, issuer name, allowlist) ✦ Testing flow (staging + production) ✦ Release process with screenshots & CSR ✦ Sample code, docs, and support tips Whether you’re a bank, merchant, or fintech startup, this tutorial helps you confidently move from setup to go-live. 👉 Read the full tutorial: http://smsng.co/Dev_B22l

🎟 Add Samsung Wallet Cards Without User Interaction Traditionally, users tap an “Add to Wallet” button on a website or app. But with Samsung Wallet’s Adding Wallet Cards API, partners can directly issue wallet cards. No button press needed. 💡 In this guide, you’ll learn how to: - Add a Coupon card directly to a user’s wallet - Use phone number or email for delivery - Set up secure JWT-based server integration - Improve the end-user experience by eliminating extra steps Includes full implementation details and source code examples. 👉 Read the full tutorial: http://smsng.co/Dev_B21l

💡Record & Capture Galaxy Watch Screens Directly from Your PC Developers, testers, and creators can now record and capture their Galaxy Watch screen without a mobile device or third-party app. 💻 This guide shows you how to: - Start/stop screen recording via ADB - Take and transfer screenshots to your PC - Access files directly using Command Prompt Stay in your workflow. No interruptions. 👉 Read the full guide: http://smsng.co/Dev_B20l