6 Steps to Diagnose an Android Phone that Won't Start

1. How do you troubleshoot an Android phone?
2. How do you open an Android phone that is not opening?
3. How do I reset an unresponsive Android phone?
4. What to do if mobile data is on but not working?
5. How do I run diagnostics on Android?
6. How do I force an Android phone to start?
7. How do I turn on my Android without the power button?
8. How do you switch on Samsung phone if power button is not working?
9. Why is my phone working but the screen is black?
10. How do you troubleshoot a device?
11. How do I know if my phone has internal damage?

How do you troubleshoot an Android phone?

Here's how you can troubleshoot Android phones and fix problems with easy solutions.

1. Toggle Airplane mode on and off. ...
2. Restart network connections. ...
3. Restart the device. ...
4. Go to battery settings. ...
5. Adjust settings. ...
6. Check charging conditions. ...
7. Reboot Device. ...
8. Force stop frozen or laggy apps and restart your phone.

How do you open an Android phone that is not opening?

Press your device's Power button and hold it down. You should only have to hold the Power button down for ten seconds, but you may have to hold it down for thirty seconds or longer. This will cut the power to your phone or tablet and force it to boot back up, fixing any hard freezes.

How do I reset an unresponsive Android phone?

Press and hold the power button and volume UP button (some phones use power button volume Down button) at the same time; Afterwards, release the buttons after an Android icon appears on the screen; Use the volume buttons to choose "wipe data/factory reset" and press the power button to confirm.

What to do if mobile data is on but not working?

Remove and Re-Insert Your SIM Card

1. Before rebooting, turn on Airplane Mode.
2. Wait for 30 seconds, then turn Airplane Mode off.
3. If you still don't have data, turn airplane mode back on, turn your phone off, wait for a minute, turn your phone back on, turn airplane mode off, wait for thirty seconds, then turn mobile data on.

How do I run diagnostics on Android?

Launch the phone app and open the keypad. Tap the following keys: #0#. A diagnostic screen pops up with buttons for a variety of tests. Tapping the buttons for Red, Green, or Blue paints the screen in that color to make sure the pixels are working properly.

How do I force an Android phone to start?

Perform a Hard Restart (or Hard Reboot)

It's like holding the power button down on your computer. To give this a go, press and hold the power button for at least 20 seconds. If Android isn't responding, this will (usually) force your device to reboot manually.

How do I turn on my Android without the power button?

How to restart phone without power button

1. Plug the Phone into an electric or USB charger. ...
2. Enter Recovery Mode and reboot the phone. ...
3. “Double-tap to wake” and “Double-tap to sleep” options. ...
4. Scheduled Power ON/OFF. ...
5. Power Button to Volume Button app. ...
6. Find the professional phone repair provider.

How do you switch on Samsung phone if power button is not working?

Use Other Hard Keys On Your Device

Hold down both the volume up and down keys, and connect your phone to your PC. Next, while still holding down the volume keys, and with the device connected to USB, hold down the Home button. Give it a few minutes. Once the menu appears, release all buttons.

Why is my phone working but the screen is black?

Dust and debris could keep your phone from charging properly. ... Wait until the batteries die completely and the phone shuts down and then recharge the phone, and restart it after it's fully charged. If there is a critical system error causing the black screen, this should get your phone working again.

How do you troubleshoot a device?

Use the device troubleshooter to diagnose and resolve the issue.

1. Open Settings.
2. Click on Update & Security.
3. Click on Troubleshoot.
4. Select the troubleshoot that matches the hardware with the problem. ...
5. Click the Run the troubleshooter button. ...
6. Continue with the on-screen directions.

How do I know if my phone has internal damage?

What are usually the signs my phone has internal damage? The signs would be it not acting like it should all of a sudden. A fast battery discharge, screen discoloration or having adverse reactions, it no longer operates like it should are just a few things.