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It is recommended to press and hold the volume up button and the power button at the same time in the mobile phone shutdown state for 3 to 4 seconds After the vivo phone logo appears on the phone, let go of the button to enter recovery mode, first select wipe data factory reset, select wipe cache partition after completing the waiting interface jump, select reboot system now immediately after restarting the phone after the firmware upgrade is completed, you can go to the official website**firmware package of the corresponding model, Path: Enter the homepage of vivo official website - service - search for the corresponding model and click on the resource **** good firmware package, specific operation tutorial: enter the official website home page community - section - v powder play machine - play machine skills - search the official website firmware upgrade operation tutorial This post has a detailed step introduction.
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After the phone is rooted, it cannot be upgraded, and you can use the firmware upgrade to restore it after rooting, and you can go to the official website to restore the system with the firmware upgrade package. The firmware upgrade address of each model.
Enter this link, click "Service" - search for your phone model in the search box, then select the model, click on the resource ** - firmware upgrade for the **ROM package.
This is a tutorial that you can take a look at. Instructions for firmware upgrades.
Please remember to back up your important data before upgrading).
If it doesn't work, it is recommended to go to the after-sales service center for testing and processing. After-sales service center address **Query in the Settings - General More Settings - After-sales service menu. You can go to vivo official ** to check the address of the after-sales service center:
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After rooting your Android phone, disabling the auto-start program and uninstalling the system's built-in software can help improve the performance of your phone, but it also comes with huge potential risks.
1. Hardware hazards.
Rooting your phone won't cause harm to your hardware. However, rooting may cause some data errors or losses, such as changing the charging current or lighting power, etc., which will burn out the components of the phone.
2. System hazards.
There will be system problems after the phone is rooted. The root operation will cause some system data loss or error, resulting in unexpected system failures such as the phone being unable to turn on, repeated restarts, touch screen failure, wifi or Bluetooth failure, etc.
In addition, after the phone is rooted, the system may be unstable, the phone is more stuck, and the running software crashes.
3. Software hazards.
After the phone is rooted, the software may not work properly on some phones.
4. Risk of information leakage.
After the phone is rooted, it provides the greatest autonomy, but it is precisely because of autonomy that it also provides a convenient door to virus intrusion. Perhaps unknowingly giving the software certain permissions, malware can infiltrate the phone more easily than usual.
5. Affect the warranty.
After the phone is rooted, it no longer enjoys the right to warranty, and it will be charged to flash back to the original system. If the root fails or fails, and it is necessary to go to the after-sales process, the consumer generally needs to pay the price.
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The specific steps are as follows:
Move the archive to the root directory of the phone's built-in storage.
Press the Power and Volume Up buttons in the power-off state for 4 to 5 seconds to enter vivo recovery mode.
Select the option to upgrade the firmware.
Select a location for your package.
Find your upgrade package in the directory, select and click Confirm Upgrade.
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One: Phone root failure reason:
1, in order to increase the security of the mobile phone, the manufacturer locked the mobile phone, 2, operation problems, 3, mobile phone root is the need to use a section of **, crack the restrictions of the mobile phone, but each mobile phone is different, so the ** required for each mobile phone root is also different, resulting in a limited success rate of root software.
2: Risk warning, 1. The official warranty will be lost after the phone is rooted.
2. During the rooting process, the phone will not boot due to defects in the phone's hardware or software configuration problems.
3. Data loss.
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Flash master on the computer, one-click root, the success rate is very high.
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In order to increase the security of the mobile phone, the manufacturer locked the mobile phone;
operational problems; Mobile phone root is the need to use a section of ** to crack the restrictions of the mobile phone, but each mobile phone is different, so the ** required for each mobile phone root is also different, resulting in a limited success rate of root software.
vivo can't be rooted in the first place.
After the root is opened, it may cause problems such as abnormal use of the phone, crash restart, etc.
From a security point of view, some illegal programs hijack the communication function and desktop of the mobile phone without your knowledge, which will cause the loss of users' personal privacy and fees. And it cannot support the mobile phone or vivo assistant for ** upgrade. Therefore, it is not recommended to operate this function, otherwise it is easy to bring serious consequences, and the hardware problems caused by root are not warranted after sale.
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