This comprehensive guide provides the official download links for all available stock ROM versions for the Cubot Max 3. The Cubot Max 3 was a budget smartphone launched in August 2021, notable for its massive 6.95-inch cinematic-grade display, 48MP Samsung GW1 triple camera system, NFC support for Google Pay, and impressive 5000mAh removable battery. If your device is stuck in a bootloop, experiencing software glitches like NFC payment problems, slow performance due to the MediaTek Helio P22 chipset, or has been soft-bricked, flashing the stock firmware is the ultimate solution.
This package contains the original Android 11 software for the MediaTek MT6762 Helio P22 chipset. Reinstalling the firmware via the SP Flash Tool will perform a complete wipe, resolving deep-seated software errors and performance issues. It is the most effective method to unbrick a Cubot Max 3 and restore it to its original, factory state. We have listed all available firmware versions below; please read the recommendations in the table for guidance on which to choose and understand regional differences.
User Data Advisory for the Cubot Max 3
Critical Pre-Flash Warning: This flashing procedure will permanently erase all data on your Cubot Max 3. All your photos, apps, and personal files will be lost. A complete backup to a computer or cloud service is essential before proceeding. Using incorrect options in the flash tool can also damage your phone’s IMEI number, so follow the instructions precisely.
Cubot Max 3: Quick Device Specifications
Please confirm these details match your phone to ensure you are using the correct firmware file.
- Device Name/Model:
- Cubot Max 3
- Release Date:
- August 2021
- Chipset:
- MediaTek MT6762 Helio P22 (12nm)
- Display:
- 6.95 inches, 720 x 1640 pixels (HD+), IPS LCD with punch-hole design
- Battery:
- 5000 mAh, Removable Li-Po
- RAM/Storage:
- 4GB RAM / 64GB Internal Storage
- Key Features:
- 48MP Samsung S5KGM1 Main Camera, 5MP GalaxyCore GC5035 Macro Camera, 16MP Sony IMX471 Front Camera, NFC with Google Pay, Side-mounted Fingerprint Sensor
Required Downloads for Flashing
You will need the following tools and drivers to flash your phone successfully.
- SP Flash Tool (Latest Version)
- MediaTek VCOM USB Drivers
- A Cubot Max 3 Firmware Package (choose a version from the table below)
Cubot Max 3 Firmware Download Links
| Filename / Version (Build Date & Region) | Android Version | Size | Download Link/s |
|---|---|---|---|
| CUBOT_MAX_3_V11 (Jul 2022, Non-US) | 11 | 1.70GB | Download (MEGA) |
| Cubot_Max_3_V08 (Sep 2021, EEA) | 11 | 1.78GB | Download (Google Drive) |
| Cubot_Max_3_V06 (Jul 2021, EEA) | 11 | 1.78GB | Download (Google Drive) |
| Cubot_Max_3_V05 (Oct 2021, EEA) | 11 | 1.78GB | Download (Google Drive) |
How to Flash Cubot Max 3 Firmware
This is a summary of the flashing process using SP Flash Tool. For a more comprehensive guide with screenshots, please visit our detailed pillar article.
- Preparation: Download your chosen firmware version, the SP Flash Tool, and MTK VCOM drivers. Extract all zip files into a single, easy-to-access folder.
- Driver Installation: Install the MediaTek VCOM drivers. You may need to disable driver signature enforcement on modern Windows versions.
- Load Firmware: Run
flash_tool.exe. Click the “Scatter-loading File” button and select theMT6762_Android_scatter.txtfile from the extracted firmware folder. - Begin Flashing: Set the dropdown box to “Download Only” to protect your phone’s IMEI. Click the large green “Download” button to put the tool in standby.
- Connect the Phone: Power off your Cubot Max 3 completely. Press and hold both Volume Up + Volume Down keys simultaneously. While holding the keys, connect the phone to your PC with a USB cable. Release the keys once the flashing begins. A green circle will appear when the process is complete.
For in-depth instructions and error solutions for the SP Flash Tool, please visit our complete guide: How to Flash Firmware on MediaTek (MTK) Smartphones.
Troubleshooting Common Issues
Based on extensive user reports from international forums including XDA Developers, GSMArena user reviews, and various tech communities, here are specific problems with the Cubot Max 3 and their solutions.
1. NFC Not Working for Contactless Payments (Google Pay)
Cause: This is a commonly reported issue with the Cubot Max 3’s NFC functionality. Software glitches in the NFC service or regional firmware conflicts can cause the NFC hardware to become unresponsive, even if it appears enabled in settings.
Solution: First, enable NFC in Settings > Connected Devices > NFC and contactless payments. Disable NFC, wait 10 seconds, then re-enable it. Clear NFC service cache: go to Settings > Apps > Show system apps > NFC Service > Storage & cache > Clear Cache. If problems persist, ensure you’re using the correct regional firmware (EEA vs Non-US). Flashing the latest firmware version often resolves NFC driver issues.
2. Slow Performance and Lag with MediaTek Helio P22
Cause: Users on GSMArena and tech forums report occasional laggy performance, especially with the MediaTek MT6762 Helio P22 chipset and 4GB RAM struggling under heavy multitasking. The PowerVR GE8320 GPU also shows limitations in 3D performance.
Solution: Keep at least 30% of internal storage free by uninstalling unused apps. Close background apps regularly and avoid running multiple heavy apps simultaneously. The PCMark Work 3.0 score of 4432 indicates adequate performance for basic tasks. If lag persists after optimization, flashing the latest firmware (V11) can improve system performance and memory management.
3. Phone Stuck in Bootloop or Won’t Turn On
Cause: Software corruption, failed updates, or hardware issues can cause bootloop problems. The removable 5000mAh battery can sometimes cause power-related boot issues.
Solution: First, try removing and reinserting the battery if possible. Hold Volume Up + Power button simultaneously for hard reset. If the device remains in bootloop, use SP Flash Tool to flash complete stock firmware in “Download Only” mode. This method can revive even hard-bricked devices as long as the preloader is detected.
4. Camera App Crashes or Takes Poor Quality Photos
Cause: The 48MP Samsung S5KGM1 main camera can experience software-related issues affecting image quality and app stability. Users report occasional crashes when switching between camera modes.
Solution: Clear camera app cache and data from Settings > Apps > Camera. Ensure adequate storage space for photos (at least 2GB free). The camera captures 8000×6000 photos by default, which requires significant storage. If camera issues persist, flashing the latest firmware often includes camera optimization fixes.
5. Display Issues with 6.95-inch Screen
Cause: The large 6.95-inch IPS LCD display with 720×1640 resolution can experience touch sensitivity issues or display artifacts. The 450 cd/m² brightness may also cause visibility problems.
Solution: Adjust display settings including brightness, adaptive brightness, and display size. Remove any thick cases that might interfere with touch sensitivity. If display problems persist after software troubleshooting, this may indicate hardware issues requiring professional repair.
Frequently Asked Questions (FAQs)
- What is the difference between EEA and Non-US firmware versions?
- EEA (European Economic Area) firmware is designed for European markets with specific network bands and regulatory compliance. Non-US firmware typically covers global markets outside the United States. Using the wrong regional firmware can cause issues with NFC payments, mobile data bands, and other region-specific features.
- My phone is bricked and won’t turn on. Can SP Flash Tool still fix it?
- Yes, in most cases. SP Flash Tool can revive “hard-bricked” MediaTek MT6762 devices. As long as your computer can detect the MTK Preloader port when you connect the phone (while holding volume keys), the tool can force firmware installation and restore functionality.
- Why is my Cubot Max 3 slower than other Android 11 phones?
- The MediaTek Helio P22 (MT6762) is an entry-level chipset with moderate performance capabilities. The AnTuTu score of approximately 84,144 points indicates basic smartphone performance. The large 6.95-inch display and Android 11 system require significant resources from the 4GB RAM configuration.
- Can I upgrade my Cubot Max 3 to Android 12 or newer?
- No official Android 12 update exists for the Cubot Max 3. All available firmware versions are Android 11-based. The MediaTek MT6762 chipset and hardware limitations prevent official upgrades to newer Android versions. Custom ROMs may exist but are not officially supported.
- What is the correct button combination for flashing mode?
- Hold both Volume Up + Volume Down keys together while connecting the USB cable to enter download/preloader mode. This puts the MediaTek MT6762 chipset into download mode for SP Flash Tool to detect the device.
- How can I improve the 48MP camera performance?
- The Samsung S5KGM1 sensor captures high-resolution photos but may benefit from adequate lighting and stable hands. Use the macro camera (5MP GalaxyCore GC5035) for close-up shots and the 16MP Sony IMX471 front camera for selfies. Ensure sufficient storage space and clear camera app cache regularly.
Conclusion
Restoring the official stock firmware on your Cubot Max 3 is the most effective way to solve major software issues, especially the commonly reported NFC payment problems and performance lag with the MediaTek Helio P22 chipset. This guide provides all available firmware files and a reliable flashing method using SP Flash Tool to restore your large-screen Android 11 device to optimal working condition.
Remember to choose the latest firmware version for your specific region and take advantage of the removable 5000mAh battery for easier troubleshooting compared to modern phones with sealed batteries. The massive 6.95-inch display makes this device unique in the budget smartphone category.
If this guide helped you resolve your Cubot Max 3 issues, please share your experience in the comments, especially which firmware version and troubleshooting steps worked for your specific problem. Your feedback helps our community of users dealing with similar MediaTek MT6762 device challenges!
