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Huawei P40 series installs December 2021 security patch via new update [CN]



Huawei P40 December 2021 update

Huawei is rolling a new HarmonyOS software update for the Huawei P40 series smartphones that brings the security patch released in December 2021. Well, that’s not it, this firmware update also includes optimizations for smart window mode and system.

According to the information, the latest Huawei P40 lineup December 2021 update comes with HarmonyOS version, which follows up build version in China. To be mentioned, the December 2021 HarmonyOS security patch details are yet to release, but the company began the rollout in advance.

Models getting update:

  • Huawei P40 5G (ANA-AN00)
  • Huawei P40 5G (ANA-TN00)
  • Huawei P40 4G (ANA-AL00)
  • Huawei P40 Pro 5G (ELS-AN00)
  • Huawei P40 Pro 5G (ELS-TN00)
  • Huawei P40 Pro+ 5G (ELS-AN10)

More information about the Huawei P40 series full changelog, update notes and update instructions is mentioned below in the article.

Huawei P40 December 2021 update

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Huawei P40 new changelog:

  • Smart Multi-window: Optimized the experience of using Smart Multi-window
  • System: Optimized system stability in some scenarios
  • Security: Incorporate the security patch in December 2021 to enhance the security of the mobile phone system

Before you upgrade:

  1. We recommend you take a backup of your important data.
  2. Use a stable connection to download the update package.
  3. Do not forcefully turn off the phone, once the installation is started.


To download this update manually, go to Settings then System & updates, then open Software update, from here select Check for updates. If an update is available it’ll pop up on your phone and an option of Download and install will appear. Press the option and start to download.

Alternatively, you can also request software updates through the My Huawei app. To do this, open the My Huawei app, tap on the update, then select Check for updates, and then download and install.

Amy is our firmware and software specialist, she keeps her eagle eyes open for new software rollouts, beta programs, and other software related activities as well as new smartphone launch.