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Custom Rom For Huawei P40 Pro

Custom ROM for Huawei P40 Pro

Looking for a custom ROM to breathe new life into your Huawei P40 Pro? A custom ROM can offer updated Android versions, remove bloatware, improve performance, extend battery life, and add advanced customization features not available in stock firmware. However, installing a custom ROM involves unlocking the bootloader (if possible), flashing recovery, and can void warranties or brick your device if done incorrectly.

Popular ROM choices for devices like the P40 Pro include AOSP-based builds (for a near-stock Android experience), LineageOS forks, and feature-rich ROMs like Paranoid Android or Pixel Experience — though availability depends on community support for the exact P40 Pro model.

Before you proceed:

If you want, I can:

  1. Draft a longer article/guide about installing a custom ROM on the P40 Pro.
  2. Write a store/description text for a ROM project page.
  3. Create step-by-step installation instructions tailored to your exact P40 Pro model.

Which would you like?

This report examines the state of custom ROM development for the Huawei P40 Pro

as of April 2026. While the device remains a hardware powerhouse, its software ecosystem is uniquely restricted due to official security policies. Current Development Status Custom ROM development for the Huawei P40 Pro

is highly limited compared to other flagship devices. Unlike manufacturers like Google or OnePlus, Huawei has officially terminated its bootloader unlock code service. This creates a high barrier to entry for third-party firmware.

Bootloader Constraints: The bootloader is locked by default. Official unlock codes are no longer provided by Huawei, making standard flashing procedures nearly impossible for the average user.

Third-Party Workarounds: Some users resort to unofficial, third-party software services or hardware-based "test point" methods (like PotatoNV) to bypass these locks. These methods often carry a risk of "bricking" the device and may require a paid license.

Developer Support: Due to these locking mechanisms, major ROM projects like LineageOS or Pixel Experience lack official support for the Available Operating System Alternatives Instead of traditional custom ROMs,

users typically choose between different official software paths:

Recently rebranded my EU Huawei P40 Pro to Chinese version. AMA

Introduction

The Huawei P40 Pro is a high-end smartphone that was released in March 2020. While it comes with a customized version of Android 10, many users may want to explore the world of custom ROMs to experience new features, improved performance, and enhanced security. In this paper, we will discuss the possibilities of custom ROMs for Huawei P40 Pro, the benefits and risks involved, and provide a step-by-step guide on how to install a custom ROM.

Benefits of Custom ROMs

Custom ROMs offer several benefits, including:

  1. Latest Android versions: Custom ROMs can provide the latest Android versions, even if the device manufacturer has stopped supporting it.
  2. Bloatware removal: Custom ROMs often come with minimal pre-installed apps, freeing up storage space and reducing battery consumption.
  3. Performance enhancements: Custom ROMs can be optimized for specific devices, resulting in improved performance, battery life, and overall user experience.
  4. New features: Custom ROMs can include features not found in the stock ROM, such as custom launchers, icon packs, and gesture controls.
  5. Security patches: Custom ROMs can provide timely security patches, ensuring that the device stays secure and up-to-date.

Risks Involved

While custom ROMs offer many benefits, there are also risks involved:

  1. Warranty voidance: Installing a custom ROM may void the device's warranty.
  2. Data loss: Installing a custom ROM may erase all data on the device, so it's essential to back up data before proceeding.
  3. Bricking: A poorly flashed custom ROM can brick the device, rendering it useless.
  4. Instability: Custom ROMs can be unstable, leading to crashes, freezes, and other issues.

Popular Custom ROMs for Huawei P40 Pro

Some popular custom ROMs for Huawei P40 Pro include:

  1. LineageOS: A popular, open-source custom ROM that offers a clean, stock Android experience.
  2. Resurrection Remix: A feature-rich custom ROM that offers a unique blend of performance, customization, and stability.
  3. Evolution X: A custom ROM that offers a close-to-stock Android experience with added features and performance enhancements.

Prerequisites for Installing a Custom ROM

Before installing a custom ROM on Huawei P40 Pro, ensure that:

  1. The device is unlocked: The bootloader must be unlocked to flash a custom ROM.
  2. TWRP is installed: A custom recovery like TWRP (Team Win Recovery Project) is necessary to flash custom ROMs.
  3. Backup data: Back up all data on the device, as installing a custom ROM may erase all data.

Step-by-Step Guide to Installing a Custom ROM

Here's a step-by-step guide to installing a custom ROM on Huawei P40 Pro:

Step 1: Unlock the Bootloader

  1. Go to the Huawei Bootloader Unlock page and follow the instructions to unlock the bootloader.
  2. Connect the device to the computer and execute the fastboot oem unlock command.

Step 2: Install TWRP

  1. Download the TWRP image for Huawei P40 Pro.
  2. Connect the device to the computer and execute the fastboot flash recovery twrp.img command.

Step 3: Backup Data

  1. Boot into TWRP recovery.
  2. Select "Backup" and choose the data to be backed up.

Step 4: Download and Flash the Custom ROM

  1. Download the custom ROM ZIP file.
  2. Boot into TWRP recovery.
  3. Select "Install" and choose the custom ROM ZIP file.
  4. Swipe to confirm the installation.

Step 5: Reboot and Enjoy

  1. Reboot the device.
  2. The device will boot into the custom ROM.

Conclusion

Custom ROMs offer a world of possibilities for Huawei P40 Pro users, from the latest Android versions to enhanced performance and features. However, it's essential to be aware of the risks involved and take necessary precautions to avoid data loss and bricking. By following the step-by-step guide outlined above, users can safely install a custom ROM and enjoy a new level of customization and control over their device.

References

Finding a custom ROM for the Huawei P40 Pro in 2026 is a unique challenge because Huawei officially stopped providing bootloader unlock codes in 2018. While the hardware remains flagship-tier with its Kirin 990 5G chip and elite camera system, the software ecosystem is heavily locked down.

Instead of traditional custom ROMs like LineageOS, most P40 Pro enthusiasts now focus on rebranding to HarmonyOS or using advanced workarounds to restore Google services. The State of Custom ROMs for P40 Pro Custom Rom For Huawei P40 Pro

Unlike devices from Xiaomi or Google, there is no vibrant "custom ROM" scene for the P40 Pro because developers cannot easily access the bootloader.

Official Support: There are no official builds of popular ROMs like Evolution X or LineageOS for this specific device.

Bootloader Status: Unlocking the bootloader typically requires third-party paid services or "test point" methods that involve opening the phone—neither of which is supported by Huawei.

The "Dark Web" Myth: While some forum users mention "dark web" ROMs, these are often just unverified experimental builds that carry high security risks. Top Alternatives: HarmonyOS and Google Services

Since traditional ROMs are largely unavailable, users have shifted to these high-impact software mods: 1. Converting to HarmonyOS (Rebranding)

Many global users convert their P40 Pro (ELS-NX9) to the Chinese version (ELS-AN00) to install HarmonyOS 4.2.

Why do it? HarmonyOS offers better performance, smoother animations, and more frequent updates than the global EMUI 12/14.

The Process: This usually involves using HiSuite Proxy to downgrade firmware to a specific version (like EMUI 10.1.0.131) before flashing the Chinese base. 2. Installing Google Mobile Services (GMS)

Because the P40 Pro launched without Google, the most sought-after "mod" is getting the Play Store to work.

Native GMS: Requires a specific downgrade to EMUI 10 followed by the "Googlefier" or "LZ Play" method.

MicroG: A modern, less invasive alternative that allows many Google apps and notifications to work on newer EMUI or HarmonyOS builds without full system modification. Huawei P40 Pro in 2025 (harmony os, google, etc)

Finding a custom ROM for the Huawei P40 Pro (ELS-NX9/ELS-AN00)

is extremely difficult because Huawei stopped officially providing bootloader unlock codes in 2018. Current Development Status Locked Bootloader

: Without an unlocked bootloader, you cannot flash a custom recovery (like TWRP) or a custom ROM. Huawei's Kirin 990 chipset is notoriously difficult to "exploit" for free bootloader unlocking. Third-Party Services : Some paid services (like Ministry of Solutions Global Unlocking

) occasionally offer remote bootloader unlocking for specific Huawei models, but support for the is inconsistent due to newer security patches. Project Treble : Since the launched with Android 10, it supports GSI (Generic System Images)

. If you manage to unlock your bootloader, you could theoretically run AOSP-based GSIs, but hardware features like the advanced camera sensors often lose optimization. OS Alternatives

Since standard custom ROMs (like LineageOS) aren't widely available for this device, users typically look for these alternatives: HarmonyOS (China Region) : Many users "rebrand" their global models to the Chinese ELS-AN00 firmware to install Custom ROM for Huawei P40 Pro Looking for

, which offers a more modern UI and better ecosystem integration than EMUI. EMUI 12 / 13

: Ensure you are on the latest official firmware. EMUI 12 introduced a Control Panel and better device linking that mimics the HarmonyOS experience. MicroG / Gbox

: If your goal is simply to get Google Play Services (GMS), most people use "sandboxed" solutions like rather than a full custom ROM. Where to Track Progress If a breakthrough occurs, it will likely be posted on the Huawei P40 Pro XDA Forum

. Avoid any "One-Click Root" or "P40 Pro ROM" sites that ask for downloads or surveys, as these are almost always scams or malware. or how to use for Google apps?

The Most Popular "Custom ROM" Options:

Part 1: The Fundamental Challenge – The Locked Bootloader

Before discussing any ROM, the single most important fact must be understood:

Huawei locks the bootloader on all its modern devices and no longer provides official unlock codes.

A locked bootloader is a security feature that prevents you from flashing any unofficial software. Without unlocking it, you cannot install a custom ROM. For the P40 Pro, this means:

Conclusion: Before you even think about a custom ROM, you must verify that your current EMUI version is unlockable (typically EMUI 10.1 or early 11 builds). If you’ve taken recent over-the-air updates, you are likely out of luck.

Part 3: The Step-by-Step Process (High-Level)

Warning: This process will wipe all your data and may permanently damage your phone if done incorrectly.

  1. Backup everything – Use Huawei Backup to an external USB drive.
  2. Unlock the bootloader – Pay for a service like DC Unlocker. You will need a Windows PC, a USB cable, and to put your phone into "Test Point" mode (shorting pins on the motherboard – requires opening the phone or using a deep USB cable). This step alone voids your warranty.
  3. Flash a custom recovery – Once unlocked, use fastboot to flash a custom recovery like TWRP (Team Win Recovery Project) built for the P40 Pro.
  4. Disable AVB / DM-Verity – Run fastboot commands to disable Android Verified Boot, otherwise the phone will refuse to boot any modified system.
  5. Wipe partitions – In TWRP, wipe Dalvik, Cache, System, and Data.
  6. Flash the ROM – Copy the ROM .zip file to the phone (or use adb sideload) and flash it via TWRP.
  7. Flash GApps (if needed) – For LineageOS, flash a GApps package like NikGApps.
  8. Format Data – Crucially, format the data partition (not just wipe) to remove encryption. Then reboot.

If you see the boot animation, you’ve succeeded. If you see a bootloop or a “Your device is corrupt” screen, you must return to recovery and troubleshoot.

[GUIDE/DEV] Custom ROMs for Huawei P40 Pro (ELS) - Beyond EMUI

Current Status as of April 2026: Bootloader unlocking is the major hurdle. Huawei does not provide official unlock codes. Below is the reality of the current scene.

4. GSIs (Generic System Images)

Project Treble allows the P40 Pro to run a Generic System Image (GSI). You can flash a vanilla Android 13 or 14 GSI (like LineageOS GSI or crDroid GSI).

Known Issues / Bugs

Custom ROMs on Huawei devices are community-driven and may have imperfections. Common issues on P40 Pro ROMs include:

Introduction: The Huawei P40 Pro Paradox

The Huawei P40 Pro remains, to this day, one of the most exquisitely engineered smartphones ever made. Its Leica quad-camera system, the "Overflow Display" with 90Hz refresh rate, and the Kirin 990 5G chipset were flagship killers in every sense. However, the device shipped with a catastrophic Achilles' heel: No Google Mobile Services (GMS).

Due to US sanctions, Huawei launched the P40 Pro with its own Huawei Mobile Services (HMS) and the AppGallery. For millions of users worldwide, this was a dealbreaker. The inability to use Google Pay, YouTube, Gmail, or the Play Store natively forced many to look for drastic solutions. Enter the world of Custom ROMs.

Installing a custom ROM on the Huawei P40 Pro is not a journey for the faint of heart. It is a technical odyssey filled with bootloader locks, paid services, and significant risks. But for those willing to tinker, the reward is a fully functional Google-integrated flagship phone. This article explores everything you need to know.

The Future: HarmonyOS Next and Custom ROMs

With Huawei pushing HarmonyOS Next (a pure microkernel OS that drops Android compatibility entirely), the custom ROM scene for the P40 Pro will eventually die. No developer will port Android 15 to a device whose manufacturer is actively moving away from AOSP. Backup all data

If you plan to keep your P40 Pro for 2+ years, your realistic options are:

  1. Stay on EMUI 12 with Googlefier.
  2. Switch to HarmonyOS 3.0 (Chinese ROM) and live without Google (using MicroG or Gspace).