You are downloading the FltNav XAP file v1.0.0.0 for Windows Phone. FltNav is a free Travel App: FltNav is a flight planning and navigation application that uses the phone's GPS location and shows the navigation information in an HSI format. It can provide. You can now download the offline XAP package file to install & try it.
Download Locations for FltNav 1.0.0.0 XAP file
Package File
Please Click Here > to retrieve available package files for FltNav.
Please be aware that the FltNav XAP file you are to download is hosted on the Microsoft Store CDN server. You can read more about FltNav or get it on Microsoft Store.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline FltNav XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.