Can the Nubia Z7 MAX swipe back to 4 4 after swiping 5 0?

hi！Hello, please check the upgrade tutorial in detail, at present, upgrade from upgrade to or from rollback to the way you need to brush the line, please back up the data of your phone to the computer first, and then perform the upgrade to the operation.

If you need help, please visit the official website of Nubia.

Nubia Z7max flashes the Android version, if you want to return the Android need to brush back the line, you can't swipe directly, you can go to the Nubia official forum rom area, find the corresponding return method, and follow the steps to flash, Nubia after-sales support root warranty and flash failure warranty, you can go to the after-sales service to let the official staff help flash the previous version, after-sales outlets query.

Flash the third-party system and then re-flash it. It is recommended to use the official system that comes with the mobile phone, the official system is more stable and updated in real time, patch the previous bugs, it is recommended to pay attention to the update dynamics of the official website and the official Weibo, keep the mobile phone system in the latest version, if the mobile phone system is abnormal due to the brush of the third-party system, please go directly to the nearest customer service center to deal with it, nubia provides root warranty service, so that you have no worries when brushing the third-party system, you can rest assured to use the nubia mobile phone. If you need help, please log on to the official website to consult customer service**.

First turn off the phone completely, in the shutdown state, press and hold the volume up button and don't let go, and press the power button at the same time to turn on the phone and don't let go, after a while the phone will enter the recovery menu.

At this point, you can use the volume up and down keys to move the cursor, move the cursor to the "Wipe Data Factory Reset" row, and then press the power button to confirm.

Now there are still a lot of friends who don't know how to enter the Nubia Z7 Max mobile phone to enter the recovery, and they don't know how to enter the recovery to restore factory settings, so the following is a detailed operation for you, this recovery is rarely used in general, but once the phone has a problem, it will play an important role.

Here's how to do it:

1: Turn off the phone completely, in the shutdown state, press and hold the volume up button and don't let go, and press the power button at the same time to turn on the phone and don't let go, after a while, the phone will enter the recovery menu.

2: At this time, you can use the volume up and down keys to move the cursor, move the cursor to the "Wipe Data Factory Reset" row, and then press the power button to confirm. As shown below:

3: The phone will enter the following interface, at this time, you can also use the volume up and down keys to move the cursor, move the cursor to the yes--delete all user data line, and then press the power button to confirm. As shown below:

4: The phone will perform the "factory reset" operation, then the phone will go back to the main menu, use the power button to select the "reboot system now" line, the phone will automatically restart, and the factory reset will be completed.

Nubia Z7Max can't flash the MIUI7 system yet, you can continue to pay attention to Xiaomi's official website, and then check whether the mobile phone supports the MIUI system, please refer to it for details.

1 Open the official website of Xiaomi, you can go directly to the official website of Xiaomi.

2 Tap MIUI at the top.

<>5.If you don't know how to flash the machine, you can take a look at the flashing tutorial, which is very simple to shoot and let the lack be.

Go to the MIUI forum to find out if there is a corresponding flashing package.