Can't unpack img with header version 4

[tooyangtoonaive]

[UNPACKING] Unpacking "D:\redmi\Bootly\input\boot.img".....
[INFO] Magic : ANDROID!
[INFO] Hash Type : sha1
[INFO] Boot header version 4 not supported.
[ERROR] Error: unpackbootimg failed.
[SUCCESS] Extracted kernel and ramdisk.

rom url: redmi k90 tw OS3.0.4.0.WPKTWXM Fastboot rom