Google has announced that connected display support for Android has reached general availability with the release of Android 16 QPR3. This feature allows compatible Android phones and foldable devices to initiate a new desktop session on an external display while maintaining the phone's independent state. Supported devices include the Pixel 8, 9, and 10 series, as well as various Samsung devices like the Galaxy S26, Fold7, Flip7, and Tab S11. The collaboration between Google and Samsung has been crucial in developing this feature. The Android 16 QPR3 release has refined windowing behaviors, taskbar interactions, and input compatibility for mouse and keyboard usage. It introduced two new width window size classes: Large (1200dp to 1600dp) and Extra-large (1600dp and above) to assist developers in creating adaptive layouts. Navigation 3 has also been released, providing a system for managing UI flow based on Scenes. Design principles for desktop contexts have been updated, emphasizing the importance of multitasking, efficient use of screen space, and accommodating various input types. The Android Design Gallery has been launched to showcase design examples across different categories and input types. The announcement has implications for mobile advertising and app measurement, as the distinction between mobile and desktop ad inventory becomes more complex. Developers are advised to ensure their apps can adapt to changes in display configurations to maintain ad performance and measurement accuracy. Key dates include the announcement of connected display general availability on March 3, 2026, and the launch of the Android Design Gallery on March 16, 2026.