OS3 Android app won't backup videos with new phone

There are a number of posts recently where people are having trouble with the WD My Cloud mobile app, especially on Android 10. In some (possibly all) cases it’s related to the SSL security certificate being out of date/expired. If using a web browser to access MyCloud.com and one gets the security certificate warning, one can accept the certificate and continue to access their My Cloud.

Some recent discussions in the past week: