1. Check if your device is completely frozen. Try pressing all the keys your Android device has and see if there’s any response. A device that has been frozen or completely stuck will not work no matter what button you press.
2. Remove the back cover. Most, if not all, Android devices, regardless of the make and model, have accessible parts like its memory card, SIM card & battery, often at the back part.Back panels can be removed by prying it off from a notch you’ll see along the sides, or by simply sliding it off the phone.
3. Remove the battery. Flip the battery out of your device. The Android should shut down due to the absence of power, forcibly resetting your Android device.
4. Place back the battery. After a few moments(5mn+), put the battery back and replace the back cover.
5. Restart your device. Press the device’s Power button to switch it on. Your Android phone should resume its normal operation
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