Manipulating the controller firmware or partition tables with third-party tools can "brick" your USB or SD card, making it unrecognizable by any computer.
| Feature | Claim by Software Vendor | Technical Reality | | :--- | :--- | :--- | | | Doubles physical space. | Doubles reported logical address space. | | Data Safety | Safe to store files. | Files exceeding original capacity are lost/corrupted. | | Hardware | No hardware modification needed. | Correct; changes are purely logical/software-based. | | **Reversibility sdata tool v100 double usb or sd card space