You are downloading the Huffington Post Reader AppX file v126.96.36.199 for Windows Phone. Huffington Post Reader is a free and useful News & Weather app: Huffington News ... You can now download the offline AppX file to install & try it.
Download Locations for Huffington Post Reader 188.8.131.52 AppX file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline AppX 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 Huffington Post Reader AppX file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.