What or issue are you trying to fix (e.g., write protection, wrong capacity)? Which operating system version are you running?
C. Repacking
MXTronics devices are powerful for their price, but the software support is abysmal. The community-driven repack ecosystem is, unfortunately, your only lifeline. Bookmark this guide, take your time, and you will transform that bricked device into a fully functional media center. mxtronics sd card firmware repack download work