You are downloading the Share Contact XAP file v220.127.116.11 for Windows Phone. Share Contact is a free and useful Productivity app: Unlike other contact sharing apps, Share Contact allows you to both (easily) send and *receive* contact details with other smartphone ... You can now download the offline XAP file to install & try it.
Download Locations for Share Contact 18.104.22.168 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 Share Contact XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.