What to do if Samsung S5660 phone has a black screen after rooting

About Samsung mobile phone root problem: 1. Samsung mobile phone obtains root permission through third-party software, which can access and modify almost all files in the mobile phone operating system, but this operation may affect the stability of the mobile phone, and there will be human failures such as crash and restart. 2. In addition, after obtaining permissions, it generally causes defects to the main components of the motherboard such as memory and CPU.

3. It is not recommended to operate to avoid unnecessary losses.

Based on your description, we recommend that you try it by following the steps below:

After removing the SIM card and SD card, try it again.

Please get the mobile phone business hall will help you remove the root, directly reply to the factory.

Please laugh -

Are you deleting the things that are comfortable in the system? You swipe off the machine.

Hello !

Based on your description of the problem after your Samsung Galaxy S5 rooted, we recommend you to try it as follows:

When the phone is fully charged, remove the battery and put it back on, press and hold the [Power Button] and [Volume +] buttons for 10 seconds.

After entering recovery mode, move the cursor with [Volume+], Volume-] (see figure below).

Select backup and restore > yes; backup > yes ;backup to sd > yes [home] confirmation.

Back up your phone data to SD Card, then unplug SD Card

Operate 2-wipes again

Select Wipe Data Factory Reset > yes, home] to confirm.

Select wipe cache partition > yes , home] to confirm.

Select reboot system now > yes , home] to confirm.

After doing this, the phone restarts, and you're done.

If the problem persists after 2-wipes, it is recommended that you flash the official ROM to repair the system.

Hope this helps you!!

The phone shows a black screen for many reasons, system issues, software conflicts. If the screen is damaged, it will be illuminated into a black screen, and Samsung S5 mobile phones are generally recommended to troubleshoot and deal with the following steps:

1. Press and hold the power button and the down volume button at the same time for more than 7 seconds, and try to turn the device on and off again.

2. Connect the charger to see if there is a charging display, if there is a charging prompt, you can charge it for a while and then turn it back on.

3. If you can operate the phone after restarting or charging, uninstall the third-party plug-in program that was operated before the black screen.

4. Back up your phone data (**book, short message, multi** file, etc.), and restore factory settings.

If the problem persists, please bring the purchase invoice, repair card and machine to the service center, and the engineer will check the machine and deal with it.

If the screen color of the mobile phone is abnormal, such as black screen, splash screen, flower screen, white screen, red screen, etc., it is recommended to:

1.It is recommended to restart the phone to try: Press and hold the power button and the down volume button at the same time for more than 7 seconds to restart the device;

3.If it comes with system software, it is recommended to update the system version of the mobile phone to try: please go to Settings - About the phone (about the device) - Software update (system update) - Update (please back up the data in the device before upgrading).

If the problem persists, it is recommended to bring the purchase invoice, warranty card and mobile phone to the local mobile phone purchase office for repair or to a nearby mobile phone repair shop for repair.

There are many reasons for the black screen, system issues, software conflicts. If the screen is damaged, it will be illuminated as a black screen.

Here are some things you can try:

1.It is recommended to uninstall the third-party plug-in program that operated before the black screen.

2.Back up your phone's data (**book, SMS, multi** files, etc.), restore factory settings (settings-reset-factory reset).

3.A firmware upgrade attempt is recommended.

If the problem persists, please bring the purchase invoice, repair card and machine to the Samsung service center, and the engineer will inspect the machine and deal with it.

If the Samsung S5 phone has a black screen when it is turned on, it is recommended that you:

1.Press and hold the power button (some machines need to press and hold the power button and the volume down button at the same time for more than 7 seconds) to restart the machine.

2.Connect the charger to see if there is a charging display;

If it is invalid, please bring the purchase invoice, repair card and machine to the Samsung service center, and a professional after-sales engineer will help you test it.

If there is no problem with the battery power, confirm the specific symptoms of the mobile phone can not be turned on, and if the mobile phone is still within the warranty period, it is recommended that the landlord can directly contact the manufacturer's after-sales service for specific inspection and maintenance, and determine the specific reason why the mobile phone cannot be turned on.

Hello dear Samsung users:

Samsung knows that we will provide you with high-quality solutions and answer your questions attentively, and hope to get your satisfactory evaluation.

Hello dear Samsung users:

According to your description: There are many reasons for the black screen, system problems, software conflicts. If the screen is damaged, it will be illuminated as a black screen.

We recommend that you try the following:

1.It is recommended to uninstall the third-party plug-in program that operated before the black screen.

2.Back up your phone data (**book, SMS, multi** files, etc.), restore factory settings (Settings - Reset Privacy - Private - Factory Reset).

If the problem persists, please bring the purchase invoice, repair card and machine to the Samsung service center, and the engineer will check the machine and deal with it. It is recommended that you apply for "appointment to store" on Samsung's official website to enjoy priority repair services

After the appointment is successful, please bring your machine, invoice and warranty card to the service center where you made the appointment on time.

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