If you have already used the tool and your drive is showing incorrect capacity or acting strangely, you should restore it to its actual physical size: Disk Management Computer Management Disk Management in Windows. Delete Volumes

⚠️ Works best for smaller files (docs, photos, music, retro game ROMs). Speed varies by original drive class.

SData Tool modifies the drive's File Allocation Table (FAT) or Master Boot Record (MBR).

If you’ve been scouring the web for ways to squeeze more life out of an old thumb drive, you’ve likely stumbled upon . The promise is intoxicating: a simple software click that magically "doubles" your USB or SD card capacity from 4GB to 8GB, or 8GB to 16GB.

In field data acquisition and forensic duplication, the ability to copy data to two independent media types (dual USB or USB + SD card) improves workflow redundancy. The SData Tool V100 (“V100”) claims to support “double USB or SD card space,” meaning it can either:

Right-click the unallocated block and select .