May 26, 2020 · So your Seagate HDD is read only on Mac, which affects Seagate Backup Plus Ultra Touch, Portable drive, and Slim. However, macOS disabled the NTFS write support by default. If you connect an NTFS formatted external hard drive to your Mac, you will find that files on this disk will be locked or show as read-only. Jan 16, 2020 · To use Seagate Toolkit, you need to open your Seagate Backup Plus drive, download and install this Seagate backup plus software. Then, you can use it to automatically back up non-system files and folders including personal files, documents, music, pictures, video, etc.
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