Axon 9 Pro - Uncategorized ZTE - Free user manual and instructions

Product Type	Smartphone
Dimensions	156.5 x 74.5 x 7.9 mm (6.16 x 2.93 x 0.31 in)
Weight	179 g (6.31 oz)
Display	6.21 inches, 1080 x 2248 pixels
Processor	Qualcomm SDM845 Snapdragon 845
RAM	6 GB
Storage	128 GB internal
Operating System	Android 8.0 (Oreo), upgradable
Battery Capacity	Li-Ion 4000 mAh, non-removable
SIM Type	Single SIM (Nano-SIM) or Hybrid Dual SIM
Main Functions	Upgrade via SD card, software update, data backup/restore
Maintenance and Cleaning	Keep device dry, avoid extreme temperatures, clean with soft cloth
Safety Precautions	Do not remove SD card during backup/upgrade, ensure battery >40%, use only official software
Spare Parts and Repairability	Contact after-sales service for support; no user-replaceable battery
General Information	Supports SD card upgrade; user manual available for download

Frequently Asked Questions - Axon 9 Pro ZTE

How do I upgrade my ZTE Axon 9 Pro using an SD card?

Download the update.zip file from the official ZTE support website. Copy it to the root directory of a micro SD card (at least 3GB free). Insert the SD card into your phone, then go to Settings > System Updates and follow the on-screen instructions.

What should I do before upgrading via SD card?

Back up your data and apps, ensure your battery has at least 40% charge, and verify the update.zip file is in the root directory of the SD card. Remove the SIM card before starting the upgrade.

How long does a normal upgrade take?

A normal upgrade typically completes in about 10 minutes. If your phone does not reboot or show any response after 10 minutes, perform the upgrade process again.

What is a forced upgrade and when should I use it?

A forced upgrade is used when the phone cannot start properly or cannot enter standby mode. Turn off the phone, press and hold Volume Up + Power to enter Android recovery, then select Apply update from SD card and choose the update.zip file.

Can I cancel the backup or upgrade process?

It is not recommended to cancel the backup or upgrade process to avoid data loss. Do not remove the SD card during these processes.

What should I do if the upgrade fails?

If the phone does not reboot after 10 minutes, repeat the upgrade process. If it still fails, perform a forced upgrade. If that does not work, contact ZTE after-sales service for support.

Is it safe to upgrade while the phone is charging?

No, it is not recommended to upgrade while the phone is being charged to avoid data loss or upgrade failure.

Where can I download the correct upgrade package?

Download the upgrade package from the official ZTE device support website: http://www.ztedevice.com.cn/support/. Ensure the package matches your phone model and extract update.zip.

How do I restore my data after the upgrade?

If you backed up your data before the upgrade, go to File Manager and restore the backup. Do not remove the SD card during restoration.

What file name and format should the upgrade file have?

The upgrade file must be named update.zip and placed in the root directory of the SD card. Do not modify the file name or extension.

USER MANUAL Axon 9 Pro ZTE

ZTE A2019G Pro Upgrade Guide (Through an SD Card)

1. Cautions

The software version and pictures in this document are just for reference only. Please use ZTE handset support website provided version to download software.

1) Download the upgrade package.

- Open http://www.ztedevice.com.cn/support and download the upgrade package (update.zip) that matches your phone model. If the downloaded package is not update.zip, unzip the package to obtain update.zip.

- Ensure that your micro SD card is at least 3GB. Note: Please refer to our current version download size.

2) Remove the SIM card, then back up the data and APPs in your phone before the upgrade.
3) Perform data backup.

Note: You should not remove the SD card during the backup process. To avoid data lost, it is not recommended to cancel the backup process.

4) Verify that the update.zip file in the root directory of the SD card matches the model of the phone. Do not modify the file name and extension name of the files in the upgrade package.
5) Verify that your phone has enough (at least 40%) power. Charge the phone if required. To avoid data lost or upgrade failure, it is not recommended to upgrade your phone through an SD card when the phone is being charged.
6) You should not perform any other operation on the phone during the upgrade process.
7) A normal upgrade should be completed in 10 minutes. If the phone does not reboot or show any response in 10 minutes, you should perform the upgrade process again. If the phone cannot be started, perform a forced upgrade. If the forced upgrade does not work, you should contact an after-sale service agent for support

2. Upgrade Description

There are two upgrade methods: normal upgrade and forced upgrade. If the phone cannot be started properly, for example, the phone cannot be started, or the phone does not enter standby state, perform a forced upgrade. If the phone can be started properly and the Settings menu can be selected, perform a normal upgrade.

3. Upgrade Steps

A. Normal upgrade (the primary upgrade method)

1) Download the upgrade package that matches the phone model from ZTE official website (http://www.ztedevice.com.cn/support/), extract update.zip from the package, and copy update.zip to the root directory of the SD card (the file name must be update.zip).
2) Select File Manager>SD Card, verify that the update.zip file in the root directory of the SD card is proper, see Figure 3-1:

Figure 3-1

3) Tap and select Settings > System Updates, see Figure 3-2.

Figure 3-2

4) Tap and select System update, then touch Update, see Figure 3-3.

Figure 3-3

5) After 15 seconds the phone automatically to upgrade, See Figure 3-7

Figure 3-7

6) Upgrade finished, restart the phone. See Figure 3-8

Figure 3-8

B. Forced upgrade (for the phones that cannot be started or the phones that cannot enter standby state)

1) For a powered-off phone, Press and hold the volume up key and power key until the phone enters Android recovery. In this mode, the volume key can be used to select a menu, the power key can be used to confirm it.

2) Press the Volume down key to select Apply update from SD card,

and press the power key to confirm it. The root directory of the SD card is opened.

3) Press the Volume down key to select the update.zip file, and press the power key to confirm it. The phone starts the upgrade process.
4) The phone completes the upgrade process in about 5 minutes. the screen will be displayed: Install from SD card complete, select reboot system now and press the power key to confirm it.

4. (Optional) Restoring the Data

If you have backed up data before upgrading your phone, restore the data. Do not remove the SD card during the restoration process. To avoid data lost, it is not recommended to cancel the restoration process.