Download the latest Cubot J20 firmware (Stock ROM) to fix bootloop and unbrick your device. This package contains the Flashing Utility, USB Driver, and visual instructions. File Size: 1.19 GB.
Get Cubot J20 Stock Firmware
📂 Cubot J20 Firmware Specifications
| Package Name | Cubot_J20_MT6739_C041_V02_20230725(Flash-Files.Net).zip |
| Model Number | Cubot J20 |
| Flash Method | Guide How to Flash Firmware |
| Size | 1.19 GB |
| Flash Tool | |
| Mirrors |
🛠️ Essential Tools
How to Flash: Cubot J20
Use this guide to install the firmware on your Cubot J20 correctly. Make sure your battery is charged.
Phase 1: Setup
Download the firmware and unzip it on your PC. Verify that you have the Flash Tool and USB Drivers inside the folder.
Phase 2: Drivers
Install the provided USB Drivers so your computer detects the Cubot J20.
Step 3: Flash
Open the Flash Tool, load the firmware file, and plug in your device in download mode. Click "Start" to begin flashing.
FAQ: Cubot J20
Is this Cubot J20 firmware official?
Yes, the firmware provided here is 100% official from the manufacturer for Cubot J20.
Does flashing Cubot J20 delete data?
Yes, flashing Cubot J20 stock firmware typically wipes user data. Please backup your data before proceeding.
What is the Cubot J20 file size?
The Cubot J20 firmware file size is 1.19 GB. Make sure you have enough storage space.
Are the download links safe?
Yes, all download links provided are 100% safe and scanned for malware. We provide direct links to official firmware files.
If you face any issue installing Cubot J20, please leave a comment down below.
