Once you save files exceeding the real capacity, the drive will start overwriting your old files or saving "ghost" data that cannot be opened.
A: No. You must remove the microSD card, insert it into a Windows PC via an adapter, and run the tool there. Android’s file system (ext4 or emulated) is not supported. sdata tool v100 double usb or sd card space free
Since you searched for the tool, you likely encountered a problem. Here are fixes for common issues. Once you save files exceeding the real capacity,
: The tool could optimize how free space is allocated and used on the device, possibly through defragmentation or other means. possibly through defragmentation or other means.