You are downloading the Live Tile Agenda XAP file v18.104.22.168 for Windows Phone. Live Tile Agenda is a free and useful Business app: This is the most customizable live tile application for appointments!Default windows phone calendar application is good enough for everyday ... You can now download the offline XAP file to install & try it.
Download Locations for Live Tile Agenda 22.214.171.124 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Live Tile Agenda XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.