SD Memory Card Formatter 5.0 for SD/SDHC/SDXC The SD Memory Card Formatter formats SD Memory Card, SDHC Memory Card and SDXC Memory Card (respectively SD/SDHC/SDXC Cards) complying with the SD File System Specification created by the SD Association (SDA). It is strongly recommended to use the SD Memory Card Formatter to format SD/SDHC/SDXC Cards rather than using formatting tools provided with individual operating systems. In general, formatting tools provided with operating systems can format various storage media including SD/SDHC/SDXC Cards, but it may not be optimized for SD/SDHC/SDXC Cards and it may result in lower performance. SD/SDHC/SDXC Cards have a “Protected Area” for SD Card security purposes. The SD Memory Card Formatter does not format the protected area in the SD/SDHC/SDXC Cards. The protected area shall be formatted by an appropriate PC application or SD host devices that provide SD security function. The SD Memory Card Formatter doesn't support SD/SDHC/SDXC Card encrypted by the “BitLocker To Go" functionality of Windows. Please format the SD/SDHC/SDXC Card after it has been unlocked. Operating Systems: Windows 10 Version 1607 (32/64-bit) Windows 10 Version 1511 (32/64-bit) Windows 8.1 (32/64-bit) Windows 8 (32/64-bit) Windows 7 (32/64-bit) macOS 10.12 Sierra Mac OS X 10.11 El Capitan Mac OS X 10.10 Yosemite Mac OS X 10.9 Mavericks Mac OS X 10.8 Mountain Lion Mac OS X 10.7 Lion Important Notice: Administrator Rights is required for both Windows and Mac OS to execute SD Memory Card Formatter . SD Interface Devices The following interface devices can be used to access SD/SDHC/SDXC memory cards: SD Card slot on PC USB SD Card reader for USB2.0, USB3.0, USB3.1 & USB-C Always confirm that the device is compatible with the SD, SDHC or SDXC memory card before formatting.