Cannot connect to Office Mobile - Microsoft Community

i replaced cell phone , cannot connect office new phone, receiving messages "cannot connect server" or "the security configuration on server might incompatible version of office or device might missing required security certificates server"

does have advise

android phone

does phone meet requirements??

4.0 4.3

https://play.google.com/store/apps/details?id=com.microsoft.office.officehub&hl=en

Mobile Devices / Accessories