es file explorer is no longer available on google play store. load apk from your phone to a usb drive first. then, download and install mi box apk installer on your shield and install all apks that you just copied.
if you are talking about synchronization between android and desktop outlook, i can share what i used: evo collaborator for outlook. Here is a tutorial link you can check out: https://youtu.be/2W53Frp4Pdw
You can try an Outlook add-in called EVO Collaborator for Outlook, which I found back in 8/2014 when Google Calendar Sync discontinued service to free Gmail account users. I read an article on this blog...