Adaptive app development on Android requires thorough testing across various devices and screen configurations. While Android Studio offers a resizable emulator for manual layout checks, a more efficient method exists using terminal commands. The adb emu command allows developers to control emulator form factors directly from the command line, returning control to the shell immediately after execution. This shortcut is particularly useful for testing foldable devices, enabling programmatic folding and unfolding to simulate different screen states. Developers can test foldable-specific user journeys and layout behavior by toggling between folded and unfolded states. Furthermore, the adb emu rotate command facilitates the testing of orientation changes and state restoration within apps. For simulating physical postures like tabletop mode, developers can query available postures using adb emu posture and then set a specific posture. The resizable emulator can also be controlled via the terminal, with presets for different sizes available through adb emu resize-display. These commands streamline the testing process, saving significant time and resources compared to managing multiple emulators. Developers are encouraged to explore these console shortcuts to improve their adaptive app development workflow.