Micromax Q426
Micromax Q426 is a Micromax firmware file listed under Micromax, distributed as Micromax_Q426_SW_V8.1.6_HW_V2.0.0_060417_SPD.ZIP with a download size of 1.3 GB. It is built for Unisoc (Spreadtrum)-based devices. It is flashed with SPD ResearchDownload (or UpgradeDownload). It was published on June 16, 2026. This page has been viewed 11 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 Micromax Q426
Looking for the official stock firmware for your Micromax Q426? You're in the right place. Below is the original Micromax flash file you need to restore your device, whether you're fixing a software issue or starting fresh. Flashing the stock ROM can clear boot loops, failed updates, a frozen logo screen, or sluggish performance, replacing the system software with a known good copy. File Name: Micromax_Q426_SW_V8.1.6_HW_V2.0.0_060417_SPD.ZIP File Size: 1.3 GB Copy your data somewhere safe, top up the battery, grab a working USB cable, and confirm the proper drivers are set up before you start. With the stock ROM back in place, the Micromax Q426 returns to factory state. If something fails, verify the file matches your model and retry.
File Details
| File name | Micromax Q426 |
|---|---|
| Package | Micromax_Q426_SW_V8.1.6_HW_V2.0.0_060417_SPD.ZIP |
| Brand / Platform | Micromax |
| Category | Micromax |
| Platform | Unisoc (Spreadtrum) |
| Flash tool | SPD ResearchDownload (or UpgradeDownload) |
| Package format | ZIP archive |
| File size | 1.3 GB |
| Date added | June 16, 2026 |
| Price | Free |
How to flash Micromax Q426 with SPD ResearchDownload
- Confirm Micromax Q426 matches your exact device model and that it is intended for Micromax hardware.
- Back up your personal data, as flashing firmware can erase the device. Charge the battery above 50%.
- Download the file (1.3 GB) using the button above and extract it on a Windows PC.
- Install the SPD / Unisoc USB drivers, then open SPD ResearchDownload (or UpgradeDownload).
- In the tool, load the .pac firmware file from the extracted folder.
- Start the flash, then press Start in the tool, then connect the powered-off phone while holding Volume Down (boot key).
- Wait for the success message before disconnecting. Leave "Erase NV" unticked unless you intend to wipe IMEI and calibration data.
Guides for this firmware
- Flashing .pac Files with SPD ResearchDownload GuideSPD ResearchDownload (also known as UpgradeDownload) is a specialized flashing tool used to install stock firmware on devices powered by Unisoc (Spreadtrum) chipsets. It is primarily used to unbrick…
- How to Use SPD ResearchDownload: Firmware Flashing GuideSPD ResearchDownload (also known as UpgradeDownload) is a specialized flashing tool used to install stock firmware on devices powered by Unisoc (Spreadtrum) chipsets. It allows technicians and users…
Frequently asked questions
Is Micromax Q426 free to download?
Yes, Micromax Q426 can be downloaded free of charge from this page.
How large is the download?
The Micromax Q426 package is 1.3 GB.
Which tool do I need to flash Micromax Q426?
Micromax Q426 is Unisoc (Spreadtrum) firmware, so it is flashed with SPD ResearchDownload (or UpgradeDownload) using the .pac firmware file.
Which devices is this firmware for?
This file is intended for Micromax devices. Always confirm it matches your specific model before flashing.