You are downloading the Uber WebApp XAP file v126.96.36.199 for Windows Phone. Uber WebApp is a free and useful Travel app: This WebApp brings the Uber mobile website to your Windows Phone. Get the convenient access to all of the site's mobile web features plus the ability ... You can now download the offline XAP file to install & try it.
Download Locations for Uber WebApp 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 Uber WebApp XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.