You are downloading the Connectivity XAP file v126.96.36.199 for Windows Phone. Connectivity is a free and useful Productivity app: I am thrilled to present the new Connectivity App with over than 200.000 downloads. It has been restarted from scratch and done for Windows Phone 8. ... You can now download the offline XAP file to install & try it.
Download Locations for Connectivity 188.8.131.52 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 Connectivity XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.