Xmi T21
Xmi T21 is a Xmi firmware file listed under Xmi, distributed as Xmi_T21_MT6735_20150623_5.1.zip with a download size of 570 MB. It is built for the MediaTek MT6735 chipset and runs Android 5.1 (Lollipop), with a firmware build date of June 23, 2015. It is flashed with SP Flash Tool. It was published on April 28, 2026. This page has been viewed 26 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 T21
Xmi T21 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_T21_MT6735_20150623_5.1.zip File Size: 570 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 T21 |
|---|---|
| Package | Xmi_T21_MT6735_20150623_5.1.zip |
| Brand / Platform | Xmi |
| Category | Xmi |
| Chipset | MediaTek MT6735 |
| Android version | Android 5.1 (Lollipop) |
| Build date | June 23, 2015 |
| Flash tool | SP Flash Tool |
| Package format | ZIP archive |
| File size | 570 MB |
| Date added | April 28, 2026 |
| Price | Free |
How to flash Xmi T21 with SP Flash Tool
- Confirm Xmi T21 matches your exact device model and that the phone uses the MT6735 chipset.
- Back up your personal data, as flashing firmware can erase the device. Charge the battery above 50%.
- Download the file (570 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 T21 free to download?
Yes, Xmi T21 can be downloaded free of charge from this page.
How large is the download?
The Xmi T21 package is 570 MB.
Which tool do I need to flash Xmi T21?
Xmi T21 is MediaTek MT6735 firmware, so it is flashed with SP Flash Tool using the scatter file (MTxxxx_Android_scatter.txt).
What Android version is Xmi T21?
This firmware is Android 5.1 (Lollipop), built on June 23, 2015.
Which devices is this firmware for?
This file is intended for Xmi devices. Always confirm it matches your specific model before flashing.