Can't connect to MyCloudPR4100

Any attempt to login on the My Cloud webpage takes me to this page:

It’s showing under my network locations & I can connect to it with My Cloud app on my phone.

Hello BruceLeeFan,

You could refer the link provided below to get more information for the issue that you are facing.

Thank you, that has given me access.

A mi me pasa lo mismo cada vez que cambio de red y el computador es el mismo.
Es como si no se instalara el certificado. Alguien tiene alguna solución. Gracias

I do get this page every time I log in, but I just click ‘Accept your device’s security certificate’ and that let’s me see my files.

Pero no es la idea, yo tengo varios usuarios en el nas