[Mate 8 General] Hen Ry:
http://consumer.huawei.com/lk/support/downloads/detail/index.htm?id=91647

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This rollback does not work for me?

HUAWEI NXT-LXX EMUI5.0+Android7.0 rollback to EMUI4.0+Android 6.0 Operation instruction

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The instruction guides user to roll back from Android7.0 to Android 6.0

1) Roll back operation includes twice SD card update，only through intermediate package

NXT-LXXC900B500, like below：

2) Allow roll back to Huawei official stable release.

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1. Make sure the current system version on your phone is an official Huawei version based

on Android 7.0. If your phone has been updated with a non-official version, the rollback

may fail and even cause unexpected problems.

2. Make sure your phone system version has not been unlocked or rooted.

3. Your personal data will be erased during the rollback. Be sure to back up all your

important data beforehand.

4. Prepare a micro SD card with available storage space at least 8 GB.

5. Make sure the battery level is higher than 30%.

6. The rollback includes two local ROM flashing procedures, first from Android 7.0 to the

intermediate package version and then from the intermediate package version to Android 6.0.

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Step 1: Back up data.

Your personal data will be erased during the rollback. Be sure to back up all your important data beforehand.

To back up data to your micro SD card, go to Tools > Backup, touch backup, and follow the onscreen instructions.

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Step 2: Update your phone to the intermediate package version.

Obtain the NXT-LXX intermediate package (UPDATE.APP) by visiting the official EMUI website or calling the customer service hotline.

Load the UPDATE.APP package to the dload folder under your micro SD card root directory.

f there is no dload folder under the directory, please create one. (Do not load the UPDATE.APP package to the internal storage.)

When the phone is powered off, press and hold the volume up, volume down, and power buttons simultaneously to enter forcible update mode. Release the buttons only after the rollback starts. Do not operate the phone during the rollback.

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Step 3: Confirm the intermediate package version.

When the phone is powered on, go to Settings > About phone and check whether the

displayed version number contains NXT-LXXC900B500.

Step 4: Update the phone from the intermediate package version to Android 6.0.

Download the Android 6.0 full package (UPDATE.APP) for the NXT-LXX from the EMUI official website. Load the UPDATE.APP package to the dload folder under your micro SD card root directory. (Do not load the UPDATE.APP package to the internal storage.)

When the phone is powered off, press and hold the volume up, volume down, and power buttons simultaneously to enter forcible update mode. Release the buttons only after the rollback starts. Do not operate the phone during the rollback.

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i have the NXT-L29C432B521 and after HUAWEI Mate8 Rollback Package (NXT-L29, from EMUI5.0+Android7.0 rollback to EMUI4.0+Android 6.0, C900B500)

HiSuite:

You are now using the latest official development version.

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