Vivo X3T system upgrade

The system upgrade package of the mobile phone will be automatically deleted after the upgrade, please rest assured. Sorry for the inconvenience, we recommend that you try the following methods: Pull up the status bar on your phone, click one key to accelerate the program management on the desktop, close background programs, clear cache files to increase the available memory, and avoid the phone crashing when the memory is insufficient.

Update your system via "Settings -> More Settings -> System Upgrades >Check for Updates Now" upgrades. Try to clear the abnormal data through "Settings->More Settings-> Factory Reset->Erase All Data", it is recommended that you back it up before doing it.

Go to Settings -> General -> System Upgrade ->Check for Updates Now-, according to the prompts**Upgrade package, click Verify and install, and the phone will restart and automatically enter the upgrade mode. Upgrade with vivo assistant: vivo assistant** address.

On the computer** After the program is installed, open the vivo assistant, connect the phone to the computer, after the tool detects the mobile phone, it will access the server, when it detects that there is new software on the server, it will display the word "new" on the "mobile phone upgrade" button, click the button, and upgrade according to the prompts.

You can upgrade through your phone: go to Settings - More Settings - System Upgrade - Check for updates immediately, according to the prompts**Upgrade package, click Verify and install, and the phone will restart and automatically enter the upgrade mode.

vivo phonesIt is good to upgrade the system to the latest version, upgrade the phone systemwill improve the compatibility of the systemEnhance the stability of the systemFixed some known bugsand sometimes with somePush of new features

Upgrading the system will not reduce the original parameters of the phone or affect the original performance of the phone, and will not delete the original data in the phone.

Additional notes: Specific operation steps (take vivo Y79 as an example):

1. Click Settings on the standby desktop.

2. System upgrade.

3. Update to the latest version.

UpgradesPrecautions

1. The phone is not rooted;

2. The power should be more than 50%;

3. Remember to back up important data.

If you have been rooted, you can use the firmware upgrade to restore the system, the way is that you can go to the official website**firmware upgrade package to restore the system. Enter this link for the firmware upgrade address of each model, click "Service" - search for your mobile phone model in the search box, then select the model, and click on the resource ** - firmware upgrade for the **ROM package.

This is the tutorial, you can take a look. Firmware upgrade instructions (please remember to back up your important information before upgrading).

If it still doesn't work, you can go to the after-sales service center to test and deal with it. After-sales service center address **Query in the Settings - General More Settings - After-sales service menu. You can also go to vivo official ** to check the address of the after-sales service center.

[Upgrade Method]:

1. OTA upgrade: If the mobile phone has an upgrade push, you can follow the prompts step by step.

2. To flash the upgrade, save the firmware package to the root directory of the mobile phone. Then the phone is backed up, shut down after the backup, and perform the following operations on the phone in the shutdown state of the phone: 1) Press and hold the volume down button and the power button of the phone at the same time for about 10s, and the phone enters recovery mode; 2) Select Clear Data by Volume Up and Down Buttons, and press the Power button to confirm "Yes -- Clear All User Data"; 3) Select "Clear Cache" by Volume Up and Down buttons, and press the Power button to confirm "Yes--Clear all caches."

Then use the volume up and down keys in the selection to manually select the installation package. Once the installation is successful, choose to reboot the system immediately and you're good to go.

2. If the system upgrade fails due to root operations before flashing the phone, it is recommended to use the flashing package upgrade mode.

2. If the flashing package upgrade fails, it is recommended that:

2. The mobile phone did not perform a double clearing operation before flashing, resulting in the failure of some cache data in the system not to be cleared, it is recommended to double clear before flashing;

3. If the system failure of the mobile phone, or the operation of cracking the original system, etc., resulting in the failure of the system upgrade, it is recommended to re-flash the phone.

Hello, this is the consequence of your casual flashing, it is recommended that you go to the official maintenance department to see.

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