Ixpand flash drive flip

I received this product recently, but does not working why

@Chandra1719 Doesn’t work with what device or app? iPhone? Windows? macOS?

Have you checked our knowledge base articles?
( Get Support for Your SSDs and Flash Products | Sandisk )

Have you opened a Support Case?
If not, contact SanDisk Technical Support for assistance.
(Contact Support | Sandisk)

Yes, I have supported app

But does not work why I bought newly product, but not working