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14 December 2025

: This seems to be the name of the software. The name suggests it is used for testing disks, which could include checking for errors, assessing performance, or evaluating the overall health of the disk.

Open the dropdown menu at the top of the interface to select the drive letter corresponding to your USB or SD card. :

The interface is straightforward, making it accessible even if you aren't a tech expert: Insert your drive: Plug in the USB or SD card you want to verify. Select the target:

Its primary function is to identify "expansion" or "ghost" drives that misreport their storage size.

If the drive is unusable after a failed test, you may need to format it using NTFS for Windows-only use or exFAT for cross-platform (PC/Mac) compatibility.