- Press and hold down the volume and power keys together for 7 to 10 minutes.
- The device will then reboot.
This may solve all your problems regarding boot on your smartphone. In case if you still have the same problem then there may be some hardware problem.
Note: We will not be responsible for any problem occur on your android devices. Please move further at your own risk.
Step 2. Boot your phone into safe mode on Galaxy S8 Plus
There might be a chance that your phone will get into problems even though if it is an out of the box product. It might be due to Corrupt files, hardware or software issues. In such cases, you can boot into the safe mood to see if the problem still persist. In safe mode, your Galaxy S8 Plus will turn on by disabling all the third-party apps and thereby you can easily uninstall apps that may be causing a conflict or software problem on Galaxy S8 Plus.
If you do the below step on Galaxy S8 Plus, then there is a chance to fix the Galaxy S8 Plus black screen and blue blinking lights issue.
Steps to Restart your Samsung Galaxy S8 Plus in Safe mode
Turn on and use safe mode
Safe mode allows you to turn on the device with third-party apps disabled. Then you can easily uninstall apps that may be causing a conflict or software problem.
- Turn the device off.
- Press and hold the Power key past the model name screen.
- When “SAMSUNG” appears on the screen, release the Power key.
- Immediately after releasing the Power key, press and hold the Volume down key.
- Continue to hold the Volume down key until the device finishes restarting.
- Safe mode will display in the bottom left corner of the screen.
- Release the Volume down key when you see Safe Mode.
- Uninstall apps that are causing a problem.
Turn off safe mode
- Press and hold the Power key.
- Tap Restart.
I hope this helped you to fix the Galaxy S8 Plus black screen and blue blinking lights issue. Well, Comment or send us an email for any kinda queries or doubts.
Step 3. Clear app cache and data to fix Screen of death on Galaxy S8+
Clearing cache or data from an app on Galaxy S8 Plus can fix some software problems. If you clear data, any data stored in that app is lost, such as settings, login information, and saved games. If you don’t want to clear the data, try just clearing cache first. If you still experience problems, then clear data too.
To clear the cache and data for an app on Galaxy S8 Plus, follow these steps:
- From any Home screen, tap the Menu key.
- Tap System settings.
- Tap Manage apps.
- If necessary, touch the screen and slide left to view the ‘ALL’ screen.
- Navigate to and select the application you want to clear.
- Tap Clear data.
- Tap Clear cache.
If the problem has solved then you don’t have to follow the below steps.
Step 3. Wipe Cache Partition and Data on your phone.
If the above method doesn’t solve the problem related to black screen and blue blinking lights issue, then you can simply follow the below troubleshooting method to fix the Galaxy S8 Plus black screen and blue blinking lights issue.
Steps to wipe the cache partition Galaxy S8 Plus:
- Switch off your Samsung Galaxy S8 Plus.
- Press and then hold the House and Volume UP keys, then press and hold the Power key.
- Whenever the Samsung Galaxy S8 Plus shows on display, release the Power key but continue holding the House and Volume keys up.
- As soon as the Android logo reveals, you might release both keys and leave the phone be around for approximately 30 to 60 minutes.
- Using the Volume Down key, navigate through the options and then highlight ‘wipe cache partition.’
- Once highlighted, you might press the Power key to choose it.
- Next, highlight the option ‘Yes’ using the Volume Down key and press the Power button to choose this option.
- You have to wait until your phone is finished doing the Master Reset process. Once done, highlight ‘reboot system’ and press the Power key.
- The phone will now reboot more than normal.
But once you wipe the cache partition Galaxy S8 Plus and the phone is still showing black screen and blue blinking lights issue, then follow the below last method which may fix your problem. In case if not, then you need to contact the service center to fix this problem as it might be a hardware issue.
Step 4. Backup your files and data and then reset your Galaxy S8 Plus
If none of the above methods fix your Samsung Galaxy S8 Plus black screen and blue blinking lights issue, then follow this data backup to reset your phone. This method will erase all your data. So take a complete backup by following this method.
- Back up all data on the internal memory to your PC/Laptop.
- Turn off your Galaxy S8 Plus.
- Now Press and hold both Volume Up and Volume Down keys simultaneously.
- You can now press the Power key only until the phone vibrates once, then release only the Power key.
- Continue to hold the Volume up and Volume Down keys until you see the System Recovery screen appears.
- You can now navigate using Volume UP and Down button
- Now Press the Volume Down key to highlight wipe data/factory reset.
- Press the Power key to select.
- Press the Volume Down key to highlight Yes – Delete all user data.
- Press the Power key to select.
- Press the Power key to reboot.
That’s it! Now your device will reboot and clean up your device. Once it has formatted your data and software, your phone OS will look like a complete OUT OF THE BOX experience. This troubleshooting step will fix the Samsung Galaxy S8 Plus screen of death issue (SOD).
If it still shows the black screen and blue blinking lights issue on Galaxy S8 Plus then, there is a big chance that a hardware problem triggered it. In this instance, you do not have a choice except to bring your phone to the closest store so that the technician can assess it. And since, this is not covered by warranty. Therefore, you will be the one to cover and purchase the components required for your Galaxy S8 Plus.
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