Got this yesterday and is working as expected. Good thing it has both USB-C and USB A. Partitioned the drive for TimeMachine and the other for my files and does not have issues.
Thought it was bulky but NOT, its portable and very handy plus its very slim.
Designed for Mac - My Passport for Mac portable storage works straight out of the box with Mac devices which makes it easy to get going quickly – drag and drop files to and from, or setup a backup routine with Apple's Time Machine software to help protect your photos, videos, music and documents. -- USB-C Ready, USB-A Compatible - My Passport for Mac includes USB-C and USB-A cables for universal compatibility with Mac computers of yesterday and today. -- Password Protection with Hardware Encryption - The My Passport for Mac drive's built-in 256-bit AES hardware encryption with WD Security software helps keep your content private and safe. Just activate password protection and set your own personalized password. You can also add a “return-if-found" message as the password prompt to help your My Passport for Mac drive find its way back to you if it ever accidentally gets left behind. -- Do More with WD Discovery - Included WD Discovery software lets you connect to popular social media and cloud storage services like Facebook, Instagram, Dropbox and Google Drive so you can import your photos, videos and docs to the My Passport for Mac drive to help preserve your online life. WD Discovery can also manage your drive through WD Drive Utilities. -- Easy to Use - My Passport for Mac portable storage is ready to use out of the box so you can start transferring files, saving your memories and backing up right away. It comes with WD Discovery software for WD Security to help protect your data and is compatible with Apple Time Machine.