Itel IT1556
Itel IT1556 is a Itel firmware file listed under Itel, distributed as Itel_IT1556_20160623_SPD.zip with a download size of 691 MB. It is built for Unisoc (Spreadtrum)-based devices, with a firmware build date of June 23, 2016. It is flashed with SPD ResearchDownload (or UpgradeDownload). It was published on April 28, 2026. This page has been viewed 19 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 Itel IT1556
Itel IT1556 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: Itel_IT1556_20160623_SPD.zip File Size: 691 MB Flash Tool: SPD Flash Tool How to Flash (install): Follow Tutorial (Mediafire)
File Details
| File name | Itel IT1556 |
|---|---|
| Package | Itel_IT1556_20160623_SPD.zip |
| Brand / Platform | Itel |
| Category | Itel |
| Platform | Unisoc (Spreadtrum) |
| Build date | June 23, 2016 |
| Flash tool | SPD ResearchDownload (or UpgradeDownload) |
| Package format | ZIP archive |
| File size | 691 MB |
| Date added | April 28, 2026 |
| Price | Free |
How to flash Itel IT1556 with SPD ResearchDownload
- Confirm Itel IT1556 matches your exact device model and that it is intended for Itel hardware.
- Back up your personal data, as flashing firmware can erase the device. Charge the battery above 50%.
- Download the file (691 MB) 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
- Connecting Unisoc Phones to SPD ResearchDownloadSPD ResearchDownload (also known as UpgradeDownload) is a specialized flashing tool used to install stock firmware on devices powered by Unisoc (Spreadtrum) chipsets. To connect a phone to this tool…
- 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 Itel IT1556 free to download?
Yes, Itel IT1556 can be downloaded free of charge from this page.
How large is the download?
The Itel IT1556 package is 691 MB.
Which tool do I need to flash Itel IT1556?
Itel IT1556 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 Itel devices. Always confirm it matches your specific model before flashing.