Format my WD My Passport drive

I have been using my WD Passport drive on my Windows PC. I am changing to a new computer. How do I format my drive so I can now use it to back up from my Mac:

Hi @EllenCleary,

Pleas refer to article: Instructions to Format a Drive for Use with Windows or macOS

Also, Have you opened a Support Case? If not opened, for more information, please contact the WD Technical Support team for the best assistance and troubleshooting: