UMI X1S Stock Firmware
UMI X1S Stock Firmware is a UMI firmware file listed under UMI, distributed as UMI_X1S_20130528_PC.zip with a download size of 301 MB. It was published on June 16, 2026. This page has been viewed 2 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 UMI X1S Stock Firmware
Here you will find all the latest UMI firmware for UMI X1S. If you are looking for UMI X1S stock ROM firmware, then you are on the right page. Before downloading, make sure your device is UMI X1S, if it is not, then flashing the below stock firmware can brick your device. The UMI X1S firmware helps in unbricking the device, updating the device to latest android version, revert the device back to stock, fix boot loop issues and several other issues on your device. Download UMI X1S Firmware File Name : UMI_X1S_20130528_PC.zip File Size : 301 MB Get Firmware Also: UMI X3 RC Stock Firmware How To Flash UMI X1S Stock Firmware Download and extract the UMI X1S firmware package on your computer. After extracting the package, you will find USB Drivers, flashing tool, and firmware files. Install the provided drivers on your computer. Skip this step if you already have the drivers installed on your PC. Launch the firmware flashing tool and load the UMI X1S firmware files inside the flash tool. Connect your device to the computer using USB cable and begin the firmware flashing process. Once the flashing is completed, you will see a success message. Disconnect your UMI X1S device from the computer and restart the device. Follow Detailed Instructions Important Notes : [*] Disclaimer : Firmware flashing is a tedious process and should be carried out only if you have enough knowledge. We, nor anybody, should be held responsible for any damage to your device. [*] Take a Backup : If you are going to flash the above firmware on your UMI X1S device, then make sure to take a backup of your data as it will be deleted after flashing the stock firmware. [*] Broken link? Report here . [*] Have we missed any device model? Let us know by contacting us via Contact U
File Details
| File name | UMI X1S Stock Firmware |
|---|---|
| Package | UMI_X1S_20130528_PC.zip |
| Brand / Platform | UMI |
| Category | UMI |
| File size | 301 MB |
| Date added | June 16, 2026 |
| Price | Free |
How to use this file
- Confirm UMI X1S Stock Firmware matches your exact device model and that it is intended for UMI hardware.
- Back up your personal data, as flashing firmware can erase the device.
- Download the file (301 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 UMI X1S Stock Firmware free to download?
Yes, UMI X1S Stock Firmware can be downloaded free of charge from this page.
How large is the download?
The UMI X1S Stock Firmware package is 301 MB.
Which devices is this firmware for?
This file is intended for UMI devices. Always confirm it matches your specific model before flashing.