oppor3 can t be clicked after the screen is black

The black screen is generally caused by the following factors:

2. If there are too many cache files, it is recommended to clear the cache.

3. If there is a problem with the mobile phone system, you can back up the data to the customer service center for free upgrade or flash.

4. The abnormality that occurs after the mobile phone is bumped needs to be tested by the customer service center.

5. If the system is abnormal due to the root of the mobile phone, you need to back up the data and flash the machine to unroot.

Hello, you can reflash the system and try to see if there is any improvement. Back up the data in your phone and double clear your phone before flashing it: after turning off the phone, press and hold the power button and volume down for about 10 seconds to appear in engineering mode, select the language you need to use, click to clean data and cache, and choose to restart and boot up.

Flash upgrade steps: 1, ** firmware package to the computer 2, connect the phone to the computer, select the storage mode 3, put the firmware package in the root directory of the phone 4, shut down, press and hold the volume down button and the power button at the same time for about 10 seconds, enter the recovery mode 5, select clear data respectively Restore factory settings and clear cache 6, manually select the installation package, select the firmware package to be installed, press the power button to confirm 7, after the upgrade is completed, select restart the phone 8, Flashing is complete (be sure to back up your phone before flashing.)

Hello, this, you hurry up, hurry up and go to oppo's, special stores, and *** to find them to have a look.

If the phone has a black screen when you are using it, press and hold the power button + volume up button for 8s (or press and hold the power button for 10s) to force it to shut down, and then try to see if it can be turned on.

If the black screen disappears after restarting, it is recommended to optimize the phone as follows: 1. Enter the phone manager and clean up the phone.

2. If the screen is black when running a single software, go to Settings > application and find the software uninstall observation.

3. Upgrade the phone version to the latest system or back up the important data of the phone and restore the factory settings.

This is available for all OPPO models.

If you are using an OPPO phone and the screen is black, you can follow the steps below to troubleshoot:

1. If the phone is not liquidated, the power button and volume button can be used normally, it is recommended that you charge for 15 minutes, and press and hold the power button + volume up button for 12 seconds to force restart the phone.

2. If multiple apps have a black screen, it is recommended that you clean up the background running programs to ensure that the storage space of your phone is greater than 10% to avoid unsmooth operation or slow loading.

3. When the mobile phone system version is low, there may be incompatibility between the application version and the system, it is recommended that you upgrade the mobile phone system to the latest version.

5. If a single app has a black screen, it is recommended that you press and hold the app icon > App Info > App Permissions to check whether the app permissions are turned off and turn on app permissions.

6. If the phone can be turned on normally, but it is stuck in a certain interface during the boot process, it may be a system problem, please try to force restart the phone, press the power button and the volume reduction button at the same time to enter the recovery mode in the shutdown state, choose to clear the system data and cache or format the device, and see if the phone can be turned on after restarting (this operation will clear the phone data) If you cannot enter the recovery mode, it is recommended to contact OPPO customer service to deal with it.

7. If you press and hold the power button and there is vibration, but the screen is black, it may be a hardware problem with the screen, please contact OPPO customer service for help, if the above methods cannot solve your problem, it is recommended that you bring your mobile phone and purchase voucher to the OPPO official service center, which will be tested and processed by a professional engineer.

1. It may be a problem of contact. Mobile phones are often dropped, or often in hot and humid environments such as bathrooms and saunas. The screen may go black due to loose or short circuits in the screen cables. This can only be maintained by usual maintenance.

2. Memory problems, when the phone stores too many things, it will not only greatly slow down the running speed, but also it is easy to go black during the running of the program, and then automatically exit the program.

When 80% of the phone's memory is occupied, it may freeze or go black. Uninstall software that you don't use often, and get into the habit of quitting programs when you're not using them, which will reduce the black screen.

3. Application software conflict, in the face of this situation, you need to find and uninstall this software. If it is not good to find conflicting software, you can save the data, restore factory settings, and then re-** related software.

4. Battery problems. The battery lasts too long, or the battery is overcharged and discharged, resulting in a shortened battery life, which in turn leads to a black screen or restart. This can also happen if the phone battery is in poor contact with the battery connector. This change the phone, or change the battery, you are free.

5. Viruses in mobile phones. Nowadays, there are so many virus traps on mobile phones, and if you don't pay attention to it, you can easily fall for it. After being hit, some virus Trojans will modify the mobile phone system, causing the mobile phone to malfunction.

In serious cases, it can also steal our private information. It is necessary to have a regular antivirus on your phone.

Advantages of OPPO: In this era of looking at faces, appearance is a very important factor that affects the user's decision. Therefore, a straight male cancer aesthetic like Huawei is forgotten.

The appearance of OPPO has always been very in line with the aesthetics of young people, especially young women, the appearance is very beautiful, and the shape is very comfortable to hold in the hand.

Disadvantages: The battery capacity is on the small side. In fact, this is not only the weakness of OPPO, but also the weakness of many other brands.

Except for a few brands such as Gionee that don't care about the thickness of mobile phones, the battery capacity of other brands of mobile phones is not large, which is also determined by the battery technology that is now stagnant.

If the phone suddenly has a black screen, let you first consider whether it is a problem of power, if the battery is out of power, then it will definitely suddenly go black, you start to charge ** for a while Now if you still can't turn on the phone, or a black screen state, it must be the motherboard of ** is broken.

Then I have to go and repair it, there's nothing I can do.