The SPD Upgrade Tool is designed to flash .pac and PC5 stock firmware onto Spreadtrum devices. You can also configure the LCD settings, MCP Type, and Read/Write/Erase active flash. This tool has simplified the entire process of flashing ROMs. All you need to do is load the firmware file onto the tool, connect your device to the PC, and click the Start button. The tool will take care of everything else.
Here are some noteworthy features of the SPD Upgrade Tool:
Easy to Use:
With so many features baked into the tool, some people on paper might find it hard to complete the abovementioned task. However, that isn’t the case. The entire user interface has been designed so that even first-time users can easily flash the firmware onto their devices without any issue. Then, the multi-language support will be helpful to the non-English speaking audiences.
Portable Application:
You don’t have to go through the entire setup process. This tool is a portable application, so double-click on its EXE file, and the tool will be up and running.
Support for Spreadtrum chipset:
Using this tool, you can easily flash the .pac and PC5 stock firmware—nearly all devices running the Spreadtrum chipset fall under this domain.
Upgrade/Downgrade:
Upgradation and downgradation on the software version could be done right from this tool.
If you delete all the data from your device, one option is to reset it from the Settings menu. However, you might have to go through many menus before you reach the Reset section. But with the SPD Upgrade Tool, you can easily reset your device with just one click.
Other Features:
You could also check some in-device configurations, like information about the device’s Random Access memory. Likewise, you could configure your device’s LCD or even Read/Write/Erase active flash from within the tool.
These were the features of the SPD Upgrade Tool. Let’s now examine the steps to use this tool and carry out the task mentioned earlier.
| SPD Flash Tool [All Versions] |
Download Link |
| SPD_Upgrade_Tool_R27.22.4203 |
Download |
| SPD_Upgrade_Tool_R27.22.4204 |
Download |
| SPD_Upgrade_Tool_R27.23.0101 |
Download |
| SPD_Upgrade_Tool_R27.23.1902 |
Download |
| SPD_Upgrade_Tool_R27.24.1301 |
Download |
| SPD_Upgrade_Tool_R27.24.2301 (Latest) |
Download |
Before listing the installation steps, you must go through a few prerequisites. Make sure your device qualifies for all these requirements.
Prerequisites:
- To begin with, it is always advisable to take a device backup to remain on the safer side.
- Next up, we recommend downloading and installing your device-specific USB Drivers onto your PC.
- Likewise, keeping your device sufficiently charged at least 50% is recommended.
- Finally, download the latest version of the SPD Upgrade Tool
- If you use this tool to flash the stock ROM, download your device’s .pac or PC5 stock firmware.
That’s it; these were all the requirements. You may now proceed with the flashing/installation steps.
- Connect your device to the PC via the USB Cable.
- Now extract the contents of the SpreadTrum Upgrade Tool that you have downloaded. You could do so via the WinZIP or WinRAR application.
- Once the extracting is complete, head over to that folder and scroll to the bottom till you find the UpgradeDownload EXE file.

- Double-click on that file, and the tool will launch (as mentioned before, it is a portable app, so there is no need to install it).
- Now click on the Load packet button. This will be the first option at the top left (refer to the screenshot below).

- Navigate to the downloaded .pac or the PC5 firmware file and hit the Open button.
- Once the package has been loaded, click on the Start Downloading button. This will be the third button in the middle (see the below screengrab).

- The flashing process will now start, and you can keep track of it under the Progress section.

- As and when the process is complete, you should see a green “Passed” message. When this happens, you can hit the Stop button from the menu bar and remove your device from the PC.

Frequently Asked Questions (FAQs)
No, the SPD Upgrade Tool is designed specifically for Windows operating systems. If you’re using macOS or Linux, you will need to use a virtual machine with Windows installed or find alternative tools compatible with your OS.
If your device is not detected:
- Ensure that the correct Spreadtrum/Unisoc USB drivers are installed on your PC.
- Check the USB connection and try using a different USB cable or port.
- Confirm that the device is powered off or in the correct mode (e.g., fastboot or download mode) before connecting.
- Restart your computer and try again.
Yes, flashing stock firmware using the SPD Upgrade Tool typically erases all user data, including apps, contacts, and files. It is recommended to back up your data before proceeding.
No, the SPD Upgrade Tool is specifically designed for devices with Spreadtrum/Unisoc chipsets. For Qualcomm or Mediatek devices, you need to use tools like Qualcomm Flash Tool or SP Flash Tool, respectively.
So this was all from this guide on downloading and installing the SPD Upgrade Tool. We have also listed its detailed features and the steps to flash .pac or the PC5 firmware onto Spreadtrum devices. If you have any queries, do let us know in the comments section below. Here are some iPhone Tips and Tricks, PC tips and tricks, and Android Tips and Tricks you should also check out.
system update