5Star B66
5Star B66 is a 5Star firmware file listed under 5Star, distributed as 5star_B66_MT6572_8182016_4.2.2.zip with a download size of 205 MB. It is built for the MediaTek MT6572 chipset and runs Android 4.2 (Jelly Bean). It is flashed with SP Flash Tool. It was published on June 16, 2026. This page has been viewed 20 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 5Star B66
If your 5Star B66 has been giving you trouble, reinstalling the stock firmware is often the cleanest fix. Here you'll find the full 5Star flash package along with the details to check before you begin. Whether an update corrupted the system or a root attempt went wrong, the factory ROM puts the 5Star B66 back to square one. File Name: 5star_B66_MT6572_8182016_4.2.2.zip File Size: 205 MB Back up your files, charge the 5Star B66 past 50 percent, install the matching drivers, and only then begin. With the stock ROM back in place, the 5Star B66 returns to factory state. If something fails, verify the file matches your model and retry.
File Details
| File name | 5Star B66 |
|---|---|
| Package | 5star_B66_MT6572_8182016_4.2.2.zip |
| Brand / Platform | 5Star |
| Category | 5Star |
| Chipset | MediaTek MT6572 |
| Android version | Android 4.2 (Jelly Bean) |
| Flash tool | SP Flash Tool |
| Package format | ZIP archive |
| File size | 205 MB |
| Date added | June 16, 2026 |
| Price | Free |
How to flash 5Star B66 with SP Flash Tool
- Confirm 5Star B66 matches your exact device model and that the phone uses the MT6572 chipset.
- Back up your personal data, as flashing firmware can erase the device. Charge the battery above 50%.
- Download the file (205 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
- MT6572 Firmware: Flashing Tools and Safety GuideThe MT6572 is a MediaTek chipset used in a wide variety of Android smartphones and tablets. To reflash or unbrick a device using this chipset, you will need the specific firmware for your model and…
- 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…
Frequently asked questions
Is 5Star B66 free to download?
Yes, 5Star B66 can be downloaded free of charge from this page.
How large is the download?
The 5Star B66 package is 205 MB.
Which tool do I need to flash 5Star B66?
5Star B66 is MediaTek MT6572 firmware, so it is flashed with SP Flash Tool using the scatter file (MTxxxx_Android_scatter.txt).
What Android version is 5Star B66?
This firmware is Android 4.2 (Jelly Bean).
Which devices is this firmware for?
This file is intended for 5Star devices. Always confirm it matches your specific model before flashing.