(Disclaimer: This is a general guide. Steps may vary depending on which specific ROM file you download.)
Step 1: Backup Everything Unlocking the bootloader will wipe your device completely. Backup photos, contacts, and files to a PC or cloud.
Step 2: Unlock the Bootloader
Step 3: Flash Custom Recovery (TWRP)
Step 4: Flash the ROM
Step 5: Fix Bootloop
If you need a shorter user guide or a vendor-specific security analysis (e.g., how ColorOS blocks fastboot commands), let me know.
For the OPPO Reno 2 (CPH1907), finding and installing a custom ROM is a challenging process compared to other devices. While the hardware remains solid, software modification is heavily restricted by OPPO's locked ecosystem. Current Custom ROM Status (2026)
Official custom ROM support for the OPPO Reno 2 is virtually non-existent.
Official ROMs: There are no official builds from major projects like LineageOS or Pixel Experience.
Unofficial Development: Development is stagnant due to limited access to kernel sources and difficult bootloader unlocking. Most enthusiasts on XDA-Developers focus on rooting or modding the existing ColorOS rather than full ROM replacement.
GSI (Generic System Images): Users may find limited success with GSIs, but these often suffer from hardware-specific bugs like camera issues or broken pop-up camera functionality. The Bootloader Challenge
Unlocking the bootloader is a mandatory first step for any custom ROM, but it is extremely difficult for this model:
Official Method: OPPO previously offered an "In-Depth Test" app for some Reno models to unlock the bootloader, but this program is often closed or restricted to specific regions like China.
Current Restrictions: Recent reports indicate that modern OPPO policies have largely blocked official bootloader unlocking methods.
Community Workarounds: Some unofficial tools (like SP Flash Tool for MediaTek variants or specific bypass scripts) exist, but they carry a high risk of permanently bricking the device. Better Alternatives for Your Device oppo reno 2 custom rom
If your goal is to refresh a laggy phone or gain more control, these methods are more reliable:
Finding a custom ROM for the OPPO Reno 2 is difficult because OPPO generally restricts bootloader unlocking on its global devices, which is a required first step for flashing any custom software. Current Status of Custom ROMs
Availability: There is very little to no active custom ROM development for the Reno 2 (CPH1907).
Bootloader Issues: Most OPPO global models lack a fastboot mode or an official method to unlock the bootloader, effectively "killing" the chance for custom ROMs like LineageOS or Pixel Experience.
Alternative Options: If your goal is to refresh the device, you might consider:
Debloating: Use tools like the Universal Android Debloater or Shizuku to remove pre-installed apps without needing root.
Region Flashing: Some users "modify" their ROM by flashing firmware from a different region to change features (e.g., adding Google apps to a Chinese unit), though this carries high risks. Useful Resources for Research
While a "one-click" custom ROM doesn't exist for this model, these sites are the best places to monitor for community breakthroughs:
OPPO Reno 2 XDA Forums: This is the primary hub for any potential root methods or experimental software for the Reno 2.
LineageOS Devices Page: Check here periodically to see if the Reno 2 ever receives official or unofficial community support.
ColorOS Official Support: Since custom ROMs are scarce, staying on the latest official ColorOS 11 (Android 11) is usually the most stable path for this hardware.
Are you looking to speed up a laggy device or are you trying to get a newer version of Android than what OPPO officially provides? [Updated] Update Policy of OPPO Smartphones
The Oppo Reno 2 Go to product viewer dialog for this item. is a challenging device for custom ROM enthusiasts. While it features a sleek "shark-fin" camera and a capable Snapdragon 730G, its software flexibility is limited by manufacturer restrictions [21, 22]. The Core Challenge: Locked Bootloader
The primary obstacle for the Oppo Reno 2 is the locked bootloader. Unlike brands like Google or OnePlus, Oppo typically does not provide official tools or permissions to unlock the bootloader on most Reno series devices [17, 10].
No Unlocking, No ROMs: Without an unlocked bootloader, you cannot flash custom recoveries like TWRP or alternative operating systems like LineageOS [17]. (Disclaimer: This is a general guide
Limited Community Support: Because of these restrictions, the developer community for the Reno 2 is small. Most discussions on XDA Forums focus on official updates rather than custom firmware [15, 26]. Current State of Development
Official Software: The device officially reached Android 11 with ColorOS 11 [26, 8].
Custom ROM Availability: There are currently no stable, widely recognized custom ROMs specifically tailored for the Reno 2 (CPH1907/CPH1943) [10, 17].
Rooting Possibilities: Some users have attempted to root the device by patching the stock boot.img using Magisk, but this often requires complex workarounds like the SP Flash Tool for MediaTek variants (like the Reno 2F or 2Z), which is not applicable to the Snapdragon-based standard Reno 2 [5]. Alternatives to Custom ROMs
If you are looking to refresh your Reno 2 experience without a custom ROM, consider these "soft" modifications:
Custom Launchers: Use apps like Nova Launcher or Niagara Launcher to completely change the look of your home screen.
Debloating: Use the Universal Android Debloater via ADB to remove pre-installed ColorOS apps and improve system performance without needing root [7].
Google Apps: You can install the Google Pixel's look and feel by using "GSI-like" themes or ported Google Camera (GCam) apps to improve photography [21]. Important Precautions
Avoid "One-Click" Apps: Do not trust sites claiming "One-Click Root" or "Easy Reno 2 ROMs." These are often malicious or non-functional.
Warranty: Any successful attempt to bypass bootloader security will void your warranty and may permanently "brick" the device [5].
Unlocking the Full Potential of Oppo Reno 2: A Comprehensive Guide to Custom ROMs
The Oppo Reno 2, released in 2019, was a powerhouse of a smartphone, boasting a large 6.5-inch AMOLED display, a powerful Qualcomm Snapdragon 730G processor, and an impressive quad-camera setup. However, as with any Android device, the Reno 2's software experience is limited to Oppo's ColorOS, which, although feature-rich, may not appeal to everyone's taste. This is where custom ROMs come into play, offering users the freedom to choose from a wide range of Android experiences, each with its unique features, design, and performance optimizations.
In this article, we'll explore the world of custom ROMs for the Oppo Reno 2, delving into the benefits, risks, and step-by-step process of installing a custom ROM on your device.
Why Install a Custom ROM on Oppo Reno 2?
Popular Custom ROMs for Oppo Reno 2
Several popular custom ROMs are available for the Oppo Reno 2, each with its strengths:
Before You Start: Risks and Precautions
While the allure of custom ROMs is strong, it's essential to understand the risks involved:
Preparing Your Oppo Reno 2 for a Custom ROM
Installing a Custom ROM on Oppo Reno 2: A Step-by-Step Guide
Conclusion
The Oppo Reno 2 is a capable device that, with a custom ROM, can offer an even more enhanced user experience. However, it's crucial to approach this process with caution, understanding the risks and taking necessary precautions. Whether you're looking for the latest Android version, a bloatware-free experience, or simply a change of pace, custom ROMs offer a compelling option. By joining the vibrant community of developers and users, you can breathe new life into your Oppo Reno 2, making it truly yours.
Possible Features:
Popular Custom ROMs for Oppo Reno 2:
Before installing a custom ROM:
Remember to research the custom ROM you choose thoroughly and follow the installation instructions carefully to ensure a smooth and successful installation.
Note: Development for the Reno 2 has always been niche. Check XDA Developers Forums for the most current builds. Here are historically available options:
On almost all custom ROMs for the OPPO Reno 2, you will lose:
| Problem | Likely Solution |
| :--- | :--- |
| Phone won't boot (Bootloop) | Force reboot to TWRP. Wipe cache. Re-flash ROM. If persists, format data (type yes). |
| No network / IMEI lost | Restore your EFS backup (you made one, right?). If not, flash stock ColorOS via fastboot. |
| Fingerprint not working | Re-register fingerprints after setup. If broken, flash a different vendor/firmware package (V10 or V11). |
| SafetyNet / Play Integrity fails | Install Magisk, then flash "Play Integrity Fix" module. Clear Google Play data. |