How do I update the firmware of external drives?

I have several WD My Passport drives. As far as I understand, you can update firmware, so I looked it up at WD support, but it doesn’t give me the details on the page below:

How do I update it? Does WD Discovery do the job?

Hi @Jin,

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:
https://support-en.wd.com/app/ask

No, the WD Digital Dashboard does

Hi, Joey.
Thanks, but it didn’t work. I installed WD Dashboard, but it doesn’t give me the firmware for WD My Passport. It only supports WD internal SSD I have.