Only flash the exact firmware meant for your device model.
Today, we are going to strip away the GUI and get our hands dirty with adb , fastboot , and systrace . When you install the Android SDK, you download several packages. The most critical is Platform-Tools . This package updates backward (meaning newer tools work with older Android versions) and includes the utilities necessary for a device to communicate with a computer. android_sdk platform tools
adb shell screenrecord /sdcard/demo.mp4 --size 720x1280 --bit-rate 4000000 --time-limit 30 adb pull /sdcard/demo.mp4 This uses the device's native encoder—zero performance hit on your app. Don't test manually. Let a digital monkey throw virtual bananas at your UI. Only flash the exact firmware meant for your device model
fastboot devices
Verify it works: