Why does the goods on the vivo mobile phone have a black screen and an order that doesn t want to ri

Hello, vivo mobile phone is on the goods.

The phone has a black screen. After that, the order won't ring, because you didn't turn on its message prompt, you are like similar to QQ, someone will send you a message reminder, you just turn on the sound.

You don't have permission to run in the background of this software. There is also a battery setting that allows the software to consume high power.

It may be that the permissions are not set, and the software cannot be run in the screen off state.

1. Enter the mobile phone settings - status bar and notifications, and turn on the corresponding software "Show on lock screen" switch;

2. Enter the software to check whether the message notification is enabled;

3. It is recommended to enter the i theme and set the lock screen style to the style that comes with the system;

4. If the software is logged in on the computer at the same time, the software on the computer can be logged out and then observed.

5. The notification bar does not display software notifications, it may be that the notification permission of the software is turned off, you can enter Settings - Status Bar and Notifications - Find the corresponding software - turn on "Allow Notifications".

6. Uninstall and reinstall the software;

7. Go to Phone Settings - System Management More Settings - Backup & Reset Factory Reset - Restore All Settings; (Restoring all settings won't erase or clear data, but you'll need to back up important data.) ）

8. If it still doesn't work, it is recommended to bring the mobile phone to the local vivo customer service center for testing and processing, and the address and detailed information of the customer service center can be found on the vivo official website APP-Service-My Service-Service Network-Select your province and city for inquiry.

Huawei phone data can be transferred to vivo phone through phone cloning:

It is recommended to use mutual transfer software to transmit data.

* Query mobile phone serial number.

*Android Engineering Mode (before OS stabilization)* *Android Engineering Mode (after OS stabilization)* *Developer mode (for turning on screen off effects and the like, turning on touch screen visual white spots, etc.).

* Engineering mode.

*vivoNV parameters.

vivo version test.

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* Hide 3G switch.

* Display 3G switch.

MTK Engineering Mode (MTK chip available) * * Sound test.

*Sound test.

*Gtalk service monitoring.

Enter a simple ** to enter xshot's development mode, engineering mode, etc. Entering the engineering mode allows you to test the Xshot's screen, sound, vibration, microphone, photography, recording, battery, and more.

1. Enter * mobile phone serial number.

2. Enter *Android Project Mode3, Enter *Developer Mode4, and Enter *Vivo Project Mode.

5. Enter *

*vivoNV parameters.

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* Hide 3G switch.

* Display 3G switch.

MTK Engineering Mode (MTK chip available) * * Sound test.

*Sound test.

Data storage location selection (dual storage locations available)* SIM card hot-swap switch.

*Gtalk service monitoring.

* * How to recover, I viuox9t to get out of memory.

Taking vivo mobile phone as an example, there are several ways to take screenshots:

Method. 1. Button to take a screenshot: Press and hold the button (home button) and the "Power" button in the middle of the bottom of the screen at the same time, and the phone screen flashes, indicating that the screenshot is successful. For full-screen models, you need to press and hold the "Power Button" and "Volume Down Button" at the same time, and the mobile phone screen flashes, indicating that the screenshot is successful.

Method. 2. Control Center: Swipe the screen from bottom to top, open the "Control Center", and click [Super Screenshot] to select the screenshot method as needed, and the specific screenshot method is as follows:

1. Long screenshot: Click [Super Screenshot] - [Long Screenshot] to adjust the position of the upper border of the marquee as the starting point of the long screenshot, and then click [Next Screen], and after the content selection is completed, click [Save].

2. Rectangular screenshot: Click [Super Screenshot] - [Rectangular Screenshot], a small box will appear on the screen, drag the edge of the small box to enlarge and reduce the area of the box, and the inside of the box is the content of the screen, click [Save].

3. Fun screenshots: There are three ways to take screenshots: [Graphic Screenshot], [Lasso Screenshot], and [Graffiti Screenshot].

Storage: The files after taking a screenshot are saved in the [File Management] - [All Files] - [Screenshot] folder. View: Go to [Album] - [All Albums] - [Screenshots] to view all screenshot files.

The method of taking a screenshot of vivo mobile phone (take vivo s5 as an example).

You only need to find the setting option DAO card in the mobile phone, and then click to enter the Xianghui Settings, select the smart screenshot tab answered in the page and turn it on to take a screenshot, as follows:

1. First of all, find the settings tab in your phone and tap to enter;

3. After clicking, you can see the smart screenshot option, and then click on smart screenshot to enter the next page;

Notes:

To take a screenshot on a vivo phone, you can also turn on the screenshot option at the top of the menu bar of the phone to take an effective screenshot.

There are several ways to take screenshots of vivo phones:

1. Full screen model: Press and hold the volume down button + power button at the same time, and after hearing the sound of "click" back, it will be explained.

The screenshot is successful; 2. Non-full-screen models: Press and hold the "Home" button + "Power On" button at the same time, and after the "click" sound, it means that the screenshot is successful;

3. If the mobile phone has the super screenshot function, you can enter the shortcut bar on the desktop of the mobile phone - super screenshot, and select the screenshot method to take a screenshot;

4. Swipe up the screenshot with three fingers;

6. After waking up the Jovi voice assistant, say "Take a screenshot" and the voice assistant will take a screenshot.

You can press and hold the volume down button and add the power button for 30 seconds to force restart the phone to see if it can be turned on and enter the desktop; If not, please press and hold the [Volume Up + Power Button] at the same time, let go after seeing the word vivo, move the cursor with the volume button, confirm the power button, see if you can enter the recovery interface, you can enter the "Recovery Interface", select the [System Repair Mold] menu, and try to repair the system according to the prompts. If the repair is not successful or is still abnormal after repair, please bring your mobile phone, charger, data cable and relevant proof of purchase to the Chongxin customer service center for testing. The address and detailed information of the customer service center can be found on the vivo official website APP-Service-My Service-Service Network-Select your province or city for inquiry.

What is your phone model? According to the situation of your mobile phone, it is recommended to try the following methods first: 1. Charge the mobile phone for 20 minutes, and then press and hold the power button for 30 seconds.

2. Press and hold the lock screen liquid key and the volume plus key at the same time in the shutdown state, and release the lock screen key when the vivo interface appears, continue to press and hold the volume plus key, enter recovery mode, press the volume down button to select wipe data factory reset, press the power on and off to confirm, and wait for the interface to jump, then press the volume down key to select reboot system now and press the ON key to confirm. 3. Use a card reader.

Mount the SD card.

Connect to the computer, and then search for the vivo official website --Services--**The firmware package of the corresponding model is sent to the SD card, then install the SD card to the mobile phone, press the volume reduction button to select Apply update from external SDCARD Press the ON key to confirm, then press the volume down button to select the firmware package of **, press the power on button to confirm, and after the upgrade progress bar is finished, press the volume reduction button to select Reboot System Now and press the ON key to confirm. If you still can't turn on the phone normally after following the above methods, you can go to the local after-sales service center to detect and deal with the trouble, and enter the vivo official website - service - service outlets to check the nearest after-sales address and contact**.

Take the vivo X9 mobile phone as an example, the specific method is as follows:

1. Find the "Settings" item on the desktop and click to enter.

2. After entering, find the "Wallpaper & Font" item and click to enter.

3. After entering, find the "Account" item in the upper left corner of the page and click to enter.

4. Click on your account ID to enter.

5. After entering, find "Cancel Account" and click on it.

1.First of all, we need to click on the vivo phone to open the system [Settings] tool.

2.Then, after entering the [Settings] interface, click on the [Wallpaper & Font] option.

3.Then, click [My] in the lower right corner to enter the [My] interface, and click the [Account] option in the upper left corner.

4.Then, after entering the [Account] interface, click on the mobile phone number in the account management directory.

5.Then, after entering the [vivo account] interface, you need to click the [Cancel Account] option at the bottom.

6.Finally, enter the login password of the account in the pop-up window, and click the [OK] option in the lower left corner to temporarily log out of the account.

1.Enter the desktop of the mobile phone and click on the official website of vivo.

2.Enter the vivo main interface, click Services first, and then click the portrait icon of the vivo account.

3.Enter the personal center interface, click the three dots in the upper right corner, and then click Switch Account.

4.The exit prompt pops up on the page, click Switch Account.

5.Go to the Account Center, scroll down to the bottom of the page, and click Sign Out.