As an Android developer, staying up to date with the latest updates in mobile app development is crucial for creating apps that stand out from the competition. This comprehensive guide covers the key features and updates in Android 7.3, helping you to create apps that are not only functional but also visually appealing and user-friendly.

Improved Performance

Android 7.3 includes several under-the-hood improvements that speed up app launches and make devices feel smoother overall. Key performance enhancements include:

• Doze mode for battery conservation: This feature puts the device into a low-power mode when it’s not in use, which helps to conserve battery life.
• Improved multi-window support: This feature allows users to run two apps on their device at the same time, making multitasking easier and more efficient.
• Support for USB Type-C for faster charging and data transfer speeds: This feature allows for faster charging times and data transfer speeds, which is especially useful when working with large files or video content.

Enhanced Security

Android 7.3 includes several security measures to protect devices from malware and other threats. Key security enhancements include:

• File-based encryption: This feature encrypts all data on the device, including user files and apps, making it more difficult for attackers to access sensitive information.
• Enhanced Google Cast support: This feature includes enhanced security features, such as support for HTTPS connections, which makes it more difficult for attackers to intercept and view data transmitted over Wi-Fi networks.
• Support for the latest version of Bluetooth Low Energy (BLE), a more secure and efficient way to connect devices via Bluetooth: This feature uses encryption to protect data transmitted between devices, making it more difficult for attackers to intercept and view sensitive information.

Improved User Interface

Android 7.3 includes several improvements to the user interface, making it easier to use and navigate. Key UI enhancements include:

• A new app drawer: This feature allows users to access all of their apps in one place, making it easier to find the app they need.
• Improved support for Google Assistant: This feature includes enhanced voice recognition capabilities, which makes it easier for users to interact with their devices using voice commands.
• Enhanced Google Cast support: This feature includes improved integration with other Google services, such as YouTube and Google Drive, making it easier for users to share content across multiple devices.

Case Study: Building an App in Android 7.3

Building an app that tracks fitness and nutrition is a great example of how Android 7.3’s key features and updates can be put into action. To create an app similar to MyFitnessPal or Lose It!, you can take advantage of the improved performance features to make the app launch faster and run smoother, while also taking advantage of enhanced security features to keep user data secure.

For example, you can use the file-based encryption system to store sensitive information like passwords and payment details in an encrypted format, and use improved support for Bluetooth Low Energy (BLE) to connect your app with wearable fitness trackers and other devices. Additionally, you can use the new app drawer feature to organize all of the app’s features into easy-to-navigate categories, and use Google Assistant to allow users to interact with the app using voice commands.

FAQs

• What are some of the key features and updates in Android 7.3? Improved performance, enhanced security, and an improved user interface are some of the key features and updates in Android 7.3.
• How does Android 7.3 improve app performance? Android 7.3 includes several under-the-hood improvements that speed up app launches and make devices feel smoother overall, including Doze mode, improved multi-window support, and support for USB Type-C.