This script uses the shExpMatch function for pattern-based wildcard matching, enabling powerful routing rules beyond simple domain lists.
This guide provides a comprehensive, step-by-step walkthrough for converting raw binary firmware dumps ( .bin ) into a flashable .pac file using the , which serves as a portable packager. What are .BIN and .PAC Files?
Older versions of ResearchDownload may not support newer UniSoC chipsets. If the tool crashes during packaging, try a newer portable release of the software. If you plan to execute this conversion, let me know: how to convert bin file to pac file portable
Once loaded, navigate to the internal directory where the tool is running. Look for a newly generated temporary cache folder (usually named _DownloadFilesRef or a random string of numbers inside the tool's directory).
These are critical loader files usually found in your stock ROM. This script uses the shExpMatch function for pattern-based
Run the application file (e.g., PACMaker.exe or SCI_Factory.exe ).
The most authoritative and widely used tool for handling SPD .pac firmware is , also known as the SPD Upgrade Tool . It is the official flashing utility for Spreadtrum/Unisoc chipsets. Older versions of ResearchDownload may not support newer
Click the browse icon next to to select where your new .pac file will be saved. Click OK and wait for the "Packeting Complete" message. Important Considerations
: Go to the Options tab and uncheck the Repartition box to prevent data loss or errors during a standard flash. Create the Packet : Click the Packet button.
: Use the "Browse" buttons to map your other .bin or .img files (like boot, recovery, system, etc.) to their respective partitions. Note that for logo files, they are often in .bin format, while others may be .img .
If a conversion fails, it’s often because a BIN file is larger than the partition size defined in the configuration.