Split4G is a PC utility for jailbroken PlayStation 3 consoles that divides files larger than 4GB into smaller chunks to fit on FAT32-formatted USB drives. The tool supports both JB folder games and PKG files, with split segments automatically rejoined by management apps like multiMAN. For a detailed video walkthrough of this process, see this YouTube video.
If you’ve ever wrestled with the PS3’s infamous 4 GB file-size limit, Split4G is one of those tiny but brilliant tools that quietly makes life easier. Whether you’re archiving huge game backups, moving large videos to an external drive, or prepping content for a FAT32-formatted device, Split4G does one job—and does it fast, reliably, and without fuss. Split4G - PC Tool to split large -4GB - PS3 fil...
Modern Alternatives: While Split4G is a classic, some users now use NTFS-formatted drives with plugins like prepISO, which bypasses the 4GB limit entirely. If you want to get started, let me know: Which PS3 firmware you are running (HEN, CFW?) What backup manager you use (multiMAN, WebMAN, etc.) If you are having trouble with a specific game Split4G is a PC utility for jailbroken PlayStation
: Click the splitting button. The tool will scan for files over 4GB and divide them. Rejoin on PS3 Software: Split4G Purpose: Split files >4GB for PS3
| Tool | Platform | Notes |
|------|----------|-------|
| PS3 ISO Tools | Windows | Splits + rebuilds PS3 ISOs specifically. |
| 7-Zip (store + split) | Cross-platform | Create .7z.001, .002 – less automatic. |
| multiMAN internal split | PS3 | Copies and splits from NTFS to internal. |
| Simple file splitter (e.g., HJ-Split) | Cross-platform | Requires manual merging on PS3 (not ideal). |
: Select your FAT32-formatted external drive or a temporary folder as the destination. : Ensure the split format is set to "filename.666##". : Once split, move the folder to the
Many new PS3 modders make the same mistake: They download a 12GB PS3 ISO, format their USB drive to exFAT (which Windows defaults to for large files), copy the file, and plug it into the PS3. The result? The PS3 sees an empty drive or nothing at all.