The Swipe X703 (MT6580) was an entry-level smartphone that became infamous in user support forums for a critical and widespread software vulnerability. As extensively documented on platforms like NeedROM and XDA-Developers, the device was highly prone to losing its IMEI number and baseband after a routine factory reset or software crash, rendering it unable to connect to any mobile network. This “Baseband Unknown” error transformed the phone into a Wi-Fi-only device. Flashing this official stock firmware is the definitive and most reliable method to rewrite the corrupted NVRAM partition and restore the device’s cellular identity and functionality.
Swipe X703 Firmware Details
| Device Name | Swipe X703 | 
|---|---|
| Chipset | MediaTek MT6580 (Quad-core) | 
| Key Feature | 5.5-inch Display | 
| Android Version | 5.1 Lollipop | 
| Firmware Version | Build 20160429 | 
| Build Date | April 29, 2016 | 
| File Size | 737 MB | 
| File Type | Flashable ZIP (for SP Flash Tool) | 
| Flashing Tool | SP Flash Tool | 
Download Official Firmware for Swipe X703
Size: 737 MB
Build Date: April 29, 2016
Chipset: MediaTek MT6580
Android Version: 5.1 Lollipop
Download Link: MediaFire Direct Link
Why Flash This Specific Firmware?
- Restore Lost IMEI and Baseband: This is the primary and most critical reason for using this firmware. If your Swipe X703 shows “Baseband Unknown” and IMEI numbers are null or invalid, this flash process will rewrite the NVRAM partition, which is the only proven solution to permanently restore mobile network access, as confirmed by numerous user success stories on forums.
- Fix Bootloop and Software Corruption: Escape the “Swipe” boot logo loop, a common symptom often linked to the NVRAM corruption that causes the IMEI loss. A full firmware installation replaces all system files, allowing for a clean boot.
- Unbrick a Soft-Bricked Device: Revive your phone if it has become unresponsive due to a failed update, a corrupted system file, or an incorrect modification that has rendered the OS unusable.
- Improve General System Stability: Address the general lag, app crashes, and performance issues that can accumulate over time by performing a clean installation of the stock operating system.
Some of the Bug / Firmware Fixes
- Firmware Build 20160429: This version was crucial for establishing a stable NVRAM partition. User reports indicate that this build is the most reliable for recovering from the pervasive IMEI and baseband loss that plagued the Swipe X703.
- Patched the severe vulnerability that allowed the NVRAM partition to be easily corrupted during a factory reset, which was the root cause of the widespread “Baseband Unknown” issue.
- Addressed system instability that could lead to random reboots, which in turn could trigger the NVRAM corruption and IMEI loss.
- Improved overall system performance and resolved minor UI glitches present in earlier software versions.
Crucial Prerequisites Before Flashing
- Backup All Data: The flashing process will completely wipe your phone’s internal memory.
- Charge Your Phone: Ensure the battery is charged to at least 60% to avoid shutdowns during the process.
- Install MediaTek VCOM Drivers: You must install the MediaTek USB VCOM drivers on your Windows PC.
- Download the Flashing Tool: You will need the SP Flash Tool.
- Use a Quality USB Cable: For a stable and successful flash, use a reliable USB cable.
How to Flash the Firmware
Flashing the firmware onto your Swipe X703 requires the SP Flash Tool. Follow these steps:
- Download and extract the Swipe_X703_MT6580_20160429_5.1.zipfile on your computer.
- Launch the SP Flash Tool and load the scatter file (MT6580_Android_scatter.txt) from the extracted firmware folder.
- Ensure the download agent and scatter file are correctly loaded, then select “Download Only” mode.
- Click the “Download” button in SP Flash Tool.
- Power off your Swipe X703 completely. Do not connect it to the PC yet.
- Connect the powered-off phone to your computer via USB cable. The tool will automatically detect the device and begin flashing.
- Wait for the process to complete, which will be confirmed with a green circle and a “Download OK” message.
- Disconnect the phone and power it on. The first boot can take 5 to 10 minutes.
For a complete guide with screenshots and more details, please visit our official tutorial: How to Flash Stock Firmware to MediaTek (MTK) Smartphones.
 
									 
									 
									