We can access the control page of the My Cloud using
1) PC - http://wd.com/setup/wdmycloud
2) iOS - http://wdmycloud.local
How to do it on Android?
What do you mean by the control page?
The first link works on my android tablet but it takes you to a WD page to get software etc.
On any browser, regardless of OS, navigate to the IP address of the device.