FAQ of NTFS on macOS
For most cases, you can not write files on your NTFS disk; please read this 100% Make your NTFS disk/SD card read and write on Mac
If the disk is broken or you saw the error message when you plugin the disk on Windows, please read this How to repair NTFS disk on Mac / Windows
If you downloaded the Omi NTFS Disk on the Mac App Store, please read this How to enable Omi NTFS Disk on Mac App Store?
If the file or folder on the NTFS disk is still grey-out, please read this How to fix grayed out files in Finder
For more questions, feel free to contact us on the support page.