Xmi X6666
Xmi X6666 is a Xmi firmware file listed under Xmi, distributed as Xmi_X6666_MT6571_20140703_4.4.2.zip with a download size of 588 MB. It is built for the MediaTek MT6571 chipset and runs Android 4.4 (KitKat), with a firmware build date of July 03, 2014. It is flashed with SP Flash Tool. It was published on April 28, 2026. This page has been viewed 16 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 Xmi X6666
Xmi X6666 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: Xmi_X6666_MT6571_20140703_4.4.2.zip File Size: 588 MB Flash Tool: SP Flash Tool for Windows | SP Flash Tool for Linux How to Flash (install): Follow Tutorial (Mediafire)
File Details
| File name | Xmi X6666 |
|---|---|
| Package | Xmi_X6666_MT6571_20140703_4.4.2.zip |
| Brand / Platform | Xmi |
| Category | Xmi |
| Chipset | MediaTek MT6571 |
| Android version | Android 4.4 (KitKat) |
| Build date | July 03, 2014 |
| Flash tool | SP Flash Tool |
| Package format | ZIP archive |
| File size | 588 MB |
| Date added | April 28, 2026 |
| Price | Free |
How to flash Xmi X6666 with SP Flash Tool
- Confirm Xmi X6666 matches your exact device model and that the phone uses the MT6571 chipset.
- Back up your personal data, as flashing firmware can erase the device. Charge the battery above 50%.
- Download the file (588 MB) using the button above and extract it on a Windows PC.
- Install the MediaTek VCOM / USB drivers, then open SP Flash Tool.
- In the tool, load the scatter file (MTxxxx_Android_scatter.txt) from the extracted folder.
- Start the flash, then power the phone off, then connect it (hold Volume Up or Down if it is not detected).
- Wait for the success message before disconnecting. Use "Download Only" — "Format All + Download" erases IMEI/NVRAM calibration.
Guides for this firmware
- Installing MediaTek VCOM Drivers for SP Flash ToolTo flash firmware on a MediaTek-based device, you must use the SP Flash Tool in conjunction with MediaTek VCOM USB drivers. These drivers allow your computer to communicate with the device's chipset…
- What is a Scatter File? Loading MediaTek Firmware in SP Flash ToolA scatter file is a text document, typically named MTxxxx_Android_scatter.txt , that acts as a map for the SP Flash Tool. It tells the software exactly where each partition of the firmware should be…
- Fix SP Flash Tool Error 4032: S_FT_ENABLE_DRAM_FAILSP Flash Tool Error 4032, also known as S_FT_ENABLE_DRAM_FAIL , occurs when the software cannot initialize the device's internal memory (DRAM) during the flashing process. This typically happens due…
Frequently asked questions
Is Xmi X6666 free to download?
Yes, Xmi X6666 can be downloaded free of charge from this page.
How large is the download?
The Xmi X6666 package is 588 MB.
Which tool do I need to flash Xmi X6666?
Xmi X6666 is MediaTek MT6571 firmware, so it is flashed with SP Flash Tool using the scatter file (MTxxxx_Android_scatter.txt).
What Android version is Xmi X6666?
This firmware is Android 4.4 (KitKat), built on July 03, 2014.
Which devices is this firmware for?
This file is intended for Xmi devices. Always confirm it matches your specific model before flashing.