Huawei P40 Pro ELS-N04 Stock Firmware/ROM Android 10 EMUI 10.1

Official Firmware Details :

• Device: Huawei P40 Pro
• Model: ELS-N04
• Android: 10
• EMUI: 10.1
• Firmware: B
• Status: Official
• Type: Full OTA MF

Update Precaution

Precaution 1

• The version is ELS-N04. Read the feature description before performing the upgrade.

(1) Software version

• Ensure that the current version of your phone’s software is the original one. Otherwise, the upgrade may fail or unknown errors may occur.
• Do not attempt to update your phone to any customized versions for countries outside your country of residence. Otherwise, the upgrade may fail or unknown errors may occur.

(2) Hardware version

• This software applies to the HUAWEI P40 Pro phones only. If a phone of other models is used, the phone may not be powered on.

WARNING FROM HUAWEI:- Huawei is not liable for failures caused by violation of the preceding precautions and no in-warranty maintenance will be granted.

Precaution 2

Upgrading your phone will erase all user data. Back up your data before the upgrade.

Ensure that the battery power is more than 30% during the upgrade.

(If you don’t want to transfer software to phone you can Huawei Firmware Flash Tool)

Download

How To Flash/Install

List of the Files Involved in the Upgrade

Upgrade Preparation

Update Environment Check

Check that the microSD card is readable and writable, and its remaining space is larger than 8 GB. It is recommended that you use a Sandisk, Kingstone, or Kingmax microSD card.

Upgrade Package Check

• Refer to the preparation checklist when checking the software upgrade package.
• Decompress the SDupdate_Package_Compress.tar.gz file and the directory structure will be displayed as follows (check that the directory files are intact):

└─dload

├─ELS-N04_hw_—-

│└─update_sd_ELS-N04_hw_.zip

├─update_sd.zip

Upgrade Description

You can apply two upgrade methods using a microSD card: normal upgrade and forcible upgrade.

1. The normal upgrade can be used by users to upgrade the version or for other situations.
2. The forcible upgrade can be used on phones that have power-on failure and need restoration, or for other situations.

Upgrade Execution

Normal Upgrade

Step 1: Prepare an NM card with a capacity of at least 8 GB. A Sandisk, Kingstone, or Kingmax microSD card is recommended.

Step 2 (optional): Format the NM card to ensure the capacity is sufficient.

Step 3: Decompress the SDupdate_Package_Compress.tar.gz file, and check that all directory files are intact in dload. Copy the dload document to the root directory in the NM card.

Step 4: Check that the directory and files are intact in the NM card root directory.

Step 5: Insert the NM card into the phone and then power on the phone. In the home screen dialer, enter ##2846579## –, and the ProjectMenu page will be displayed. Go to 4. Software Upgrade > 1. SDCard Upgrade > OK.

Step 6: During the upgrade, a progress icon will be displayed. After the progress icon is fully loaded, the phone will restart automatically, and the upgrade is completed.

Forcible Upgrade

Step 1: Prepare an NM card with a capacity of at least 8 GB.

Step 2 (optional): Format the NM card to ensure the capacity is sufficient.

Step 3: Decompress the SDupdate_Package_Compress.tar.gz file, and check that the directory of all files is intact in dload. Copy the dload document to the root directory in the NM card.

Step 4: Check that the directory and files are intact in the NM card root directory.

Step 5: Power off the phone, insert the NM card and press the volume and power buttons at the same time. The phone enters the automatic upgrade mode, and the upgrade is started.

Step 6: During the upgrade, a progress icon will be displayed. After the progress icon is fully loaded, the phone will restart automatically, and the upgrade is completed.

Customization Upgrade

The customization upgrade is used for the upgrade in regions with customized versions, and it is used to identify the version standard and country/carrier information.

Step 1: Prepare a NM card with a capacity of at least 8 GB.

Step 2 (optional): Format the NM card.

Step 3: Copy the dload document with the customization package to the NM card root directory.

Step 4: Check that the directory and files are intact in the NM card root directory.

Step 5: Insert the NM card into the phone and then power on the phone. In the home screen dialer, enter ##2846579## –, and the ProjectMenu page will be displayed. Go to 4. Software Upgrade > 1. SDCard Upgrade > OK.

Step 6: During the upgrade, a progress icon will be displayed. After the progress icon is fully loaded, the phone will restart automatically, and the upgrade is completed.

Step 7: Perform the normal upgrade or the forcible upgrade again.

Verification and Troubleshooting

Version Check

When the phone is powered on, go to Settings > About phone > Build number, and check whether the version is correct, as shown in the following figure.

Note: The specific information is subject to the actual phone.

Basic Function Check

1. Power on the phone, enter the standby screen and dial a phone number to make a phone call. Press and hold the End button to power off the phone. Check that these functions are normal.
2. Go over all the APK files and make sure that all of them function properly.

Upgrade Issue Troubleshooting

For an upgrade that follows the procedure and does not violate the precautions but failed, contact your local maintenance center. For details about maintenance centers, call the local Huawei service hotline. For information on the hotline numbers, visit the Huawei website: http://consumer.huawei.com/en/support/hotline/

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