A:AnswerHi Prateek,
The WD My Passport Ultra drive is a plug and play device which comes preformatted in NTFS file system for Windows computer. It is best your WD My Passport Ultra to be re-formatted in macOS Extended (Journaled) file format, to be compatible with Time Machine or exFAT to be read/write ready on both Windows and macOS.
How to Format a WD Drive on Windows and macOS":
https://support-en.wd.com/app/answers/detail/a_id/8200
Need Help? Please see our "'Contact Us" page for information.
A:AnswerI use it on win 10 but it will not work on Win 11. Both are desktop machines. I don't know if it will work on any phone.
When using it I am unable to delete any file. Don't know if it is the drive or my machine. Not real happy with it, but I use it for storage only so it works ok I guess.