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:
okay i will need more info
usually you go to file explorer on windows and do
This PC
on the top it says map network drive and let the drive load for a bit, if it doesn’t
write the IP address of the drive where you have writen This PC
\IP address Like that and press enter
make sure you enable FTP on the shares folders you want to share
This is how my network looks