You might want to try https://play.google.com/store/apps/details?id=com.microsoft.rdc.android https://play.google.com/store/apps/details?id=com.microsoft.... ,

You might want to try https://play.google.com/store/apps/details?id=com.microsoft.rdc.android https://play.google.com/store/apps/details?id=com.microsoft.... , the official Microsoft RDP app; works great in my experience