To users of FlashAir W-04 software update tool for Mac (final update)

Initial issue date: 18 August 2020
Update date: 17 December 2020
KIOXIA Corporation

To: Valued Customers,


We at KIOXIA Corporation are informing you that our current FlashAir W-04 Software Update Tool for Mac version 4.00.04 will work with macOS 11 Big Sur released by Apple Inc.


You can now update your operating system to macOS 11 Big Sur and use the current version on macOS 11 Big Sur.


We apologize for any inconvenience this may have caused and appreciate your patience.



Please contact us whenever you have questions or concerns in this notice.