Mobiles
How to Restore Widevine L1 certificate on Oneplus Smartphone – Restore Widevine L1

How to Restore Widevine L1 certificate on Oneplus Smartphone – Restore Widevine L1.
What is Widevine?
Google Widevine DRM is pre-integrated with Google Chrome, Chromium, Firefox and Microsoft Edge, Android mobile, STBs, and smart TVs. Licensing of UHD and early window content is enabled through integration with the hardware security and media capabilities of the device.
Widevine is also the default DRM for Android TV Operator Tier, which means operators can go to market without complex DRM integrations. Note that this is not true for the “other Android TV”, based on the Android Open Source Project (AOSP), which can use other DRMs than Widevine but may require more integration and testing.
Adaptive bitrate streaming formats that can be used with Google’s Widevine DRM include MPEG-DASH, Common Media Application Format (CMAF), and HLS. Support for standards-based Common Encryption (CENC; ISO/IEC 23001-7:2016) offers the advantage that a single protected file-set can be streamed to multiple devices, regardless of the DRM system they support, eliminating the need to create and store multiple file-sets.
Most Oneplus users are facing issues related to Widevine certification on Oneplus smartphones after some OTA updates. Here is the fix to it and following this guide any Oneplus smartphone will can be restored to Widevine L1 Certification.
Prerequisite:
- Unbrick/MSM tool: Here we have a List of All Unbrick/MSM tool
Note: If you guys have any issues using Unbrick tool, make sure all the related drivers are updated for eg: Qualcomm/fastboot (Here we have video of Fixing/updating fastboot or Qualcomm drivers): Video
Steps to flash factory image on Oneplus smartphones using Unbrick/MSM tool:
- Unzip Unbrick/MSM tool

2.Right-Click MsmDownloadTool and run as Administrator

3. Power off phone Use key Combination to boot in EDL Mode: Here is the Key Combination of Oneplus Smartphones to Boot into EDL Mode
- Oneplus One, Oneplus 2, Oneplus 3 & 3T, Oneplus 5 & 5T: First power off device later Press & hold Volume up key & connect device to PC
- From Oneplus 6 Series: Power of device first & Key Combination is Hold Volume up & Down key together and connect device to PC
4. Soon after using the key combination of EDL connect Device to PC

5. Tap on the Start button

6. Once the process is completed, the device will boot and have Widevine L1 Certification also check for Ota update if available do update device to latest OS.

Also read: How to Root OxygenOS 12/ColorOS 12 C.36 Stable Android 12 Oneplus 9, 9 pro & 9RT
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OxygenOS
OxygenOS 16.1 Features: Massive UI Redesign, Camera Upgrade, and Smarter Notifications

OxygenOS 16.1 features are shaping up to be one of the biggest updates for OnePlus users, bringing a refreshed design, improved usability, and smarter system interactions. Based on early changelogs and previews, this update focuses heavily on refining the user experience rather than just adding surface-level changes.
OxygenOS 16.1 Features: Revamped User Interface and Design
One of the biggest highlights of OxygenOS 16.1 is its completely redesigned interface. The lock screen now features a stacked notification layout, making alerts easier to read and manage. Notifications appear more structured and can be interacted with smoothly using gestures.
Additionally, a new pill-shaped interactive element appears at the bottom of the screen. This allows users to quickly access controls like music playback, with smooth animations that enhance the overall fluidity of the system. The update also brings noticeable improvements in animation consistency, making everyday interactions feel faster and more responsive.
OxygenOS 16.1 Features: Camera App Overhaul Explained
The camera application has been completely revamped with a focus on simplicity and efficiency. According to early information, the new design aims to make photography more intuitive while offering better accessibility to key controls.
While detailed visuals are still limited, the redesign is expected to enhance usability for both casual users and content creators. The goal is to streamline the shooting experience without compromising on advanced features.

OxygenOS 16.1 Features: Smarter Notifications and Enhancements
OxygenOS 16.1 introduces a redesigned notification center with support for quick replies and improved organization. Notifications are now more interactive and visually structured, helping users manage multiple alerts efficiently.
The update also builds on previous improvements seen in OxygenOS 16.0.5, such as enhanced controls in the Photos app. Users can now adjust video playback speed directly from the interface, along with a refined progress bar and better layout for editing tools.
Expected Rollout Timeline
The rollout of OxygenOS 16.1 is expected to begin shortly after ColorOS 16.1 launches, which is scheduled to start around late April. Flagship devices are likely to receive the update first, followed by other supported models.
Conclusion
OxygenOS 16.1 focuses on meaningful improvements rather than flashy additions. With a redesigned UI, enhanced camera experience, and smarter notifications, it aims to deliver a smoother and more intuitive user experience. If these changes perform as expected, this update could significantly improve daily usability for OnePlus users.
Also Read: OPPO Find X9 Ultra Specs Leak: Dual 200MP Cameras, Hasselblad Tuning and Flagship Power
Oppo
OPPO Find X9 Ultra Specs Leak: Dual 200MP Cameras, Hasselblad Tuning and Flagship Power

OPPO Find X9 Ultra brings next-gen camera innovation
The OPPO Find X9 Ultra is shaping up to be one of the most ambitious flagship smartphones of 2026. According to recent leaks, the device is expected to focus heavily on camera innovation, performance, and battery life, making it a strong contender in the premium segment.
Dual 200MP Hasselblad Cameras Take Center Stage
One of the biggest highlights of the OPPO Find X9 Ultra is its rumored dual 200MP camera system developed in collaboration with Hasselblad. This setup is expected to include advanced periscope zoom capabilities, potentially offering up to 10x optical zoom.
Such a configuration could significantly enhance long-range photography while maintaining high detail and color accuracy. OPPO’s continued partnership with Hasselblad suggests improvements in color science and professional-grade image processing.

Flagship Performance and Display
Under the hood, the device is expected to feature a next-generation Snapdragon chipset, likely delivering top-tier performance for gaming, multitasking, and AI-driven tasks. Alongside this, the phone may sport a 2K LTPO display with adaptive refresh rates, ensuring both smooth visuals and power efficiency.
Massive Battery and Premium Build
Battery life is another area where the OPPO Find X9 Ultra could stand out. Leaks suggest a large battery capacity of around 7000mAh, which would be significantly higher than most flagship devices currently available. This could translate into extended usage without frequent charging.
In terms of design, OPPO is expected to continue its premium approach with a refined build quality and a visually striking camera module.
Launch Timeline
The OPPO Find X9 Ultra is expected to launch first in China on April 21, with a broader global rollout anticipated shortly after.
Source: Gizmochina
Also read: Google Gemini 3D Models and Charts: Powerful New AI Feature That Transforms Visual Learning
Google Gemini 3D Models and Charts: Powerful New AI Feature That Transforms Visual Learning

Google Gemini 3D models and charts are redefining how users interact with artificial intelligence by transforming plain text responses into dynamic visual experiences. With this latest update from Google, the Gemini app is no longer limited to answering questions—it can now visually demonstrate concepts through interactive models and data charts.
Google Gemini 3D Models: A New Era of Interactive AI
The new feature allows users to generate interactive 3D models directly within the Gemini app. Whether it is understanding planetary motion, physics simulations, or complex systems, users can now explore concepts visually rather than relying solely on text explanations.
Alongside 3D models, Gemini also introduces real-time chart generation. Users can input data or ask questions, and the AI instantly creates charts that can be adjusted using sliders and controls. This makes data interpretation faster and far more intuitive.
How Google Gemini 3D Models Improve Learning and Visualization
This update is particularly useful for students, educators, and professionals who rely on visual learning. Instead of imagining abstract concepts, users can now see them in action, leading to better understanding and retention.
For professionals, especially in data-driven fields, the ability to quickly generate and manipulate charts can significantly improve productivity. It eliminates the need for separate tools and simplifies workflows by keeping everything within a single AI interface.
Why This Matters
Google’s move toward interactive AI signals a shift in how users will engage with technology. The integration of 3D visuals and charts transforms AI from a passive assistant into an active exploration tool.
As artificial intelligence continues to evolve, features like these highlight a future where learning, analysis, and creativity become more immersive and accessible to everyone.
Also Read: Samsung One UI 8.5 Beta Expands to More Galaxy Devices: Full Details, Features and Availability

