Cubot Rainbow
Cubot Rainbow is a Cubot firmware file listed under Cubot, distributed as Cubot_Rainbow_E6021C_MT6580_V01_20160517.zip with a download size of 912 MB. It was published on April 28, 2026. This page has been viewed 8 times. It is available to download free of charge. Before flashing, verify the file matches your exact device model and back up your data.
About Cubot Rainbow
Cubot Rainbow Stock Firmware (Flash File) The Flash File will help you Upgrade, Downgrade, or re-install the Stock Firmware (OS) on your Mobile Device. In addition, the Flash File (ROM) also enables you to repair the Mobile device if facing any Software Issue, Bootloop Issue, IMEI Issue, or Dead Issue. File Name: Cubot_Rainbow_E6021C_MT6580_V01_20160517.zip File Size: 912 MB Flash Tool: SP Flash Tool for Windows | SP Flash Tool for Linux How to Flash (install): Follow Tutorial (Mediafire)
File Details
| File name | Cubot Rainbow |
|---|---|
| Package | Cubot_Rainbow_E6021C_MT6580_V01_20160517.zip |
| Brand / Platform | Cubot |
| Category | Cubot |
| File size | 912 MB |
| Date added | April 28, 2026 |
| Price | Free |
How to use this file
- Confirm Cubot Rainbow matches your exact device model and that it is intended for Cubot hardware.
- Back up your personal data, as flashing firmware can erase the device.
- Download the file (912 MB) using the button above.
- Use the appropriate flashing tool for your platform and follow the on-screen steps.
- Keep the device charged and connected until the process completes.
Frequently asked questions
Is Cubot Rainbow free to download?
Yes, Cubot Rainbow can be downloaded free of charge from this page.
How large is the download?
The Cubot Rainbow package is 912 MB.
Which devices is this firmware for?
This file is intended for Cubot devices. Always confirm it matches your specific model before flashing.