You are downloading the ProShot XAP file v18.104.22.168 for Windows Phone. ProShot is a free and useful Photo & Video app: Welcome to ProShot, the world's most advanced camera app.Adjust:-Shutter Speed-ISO-White Balance-Exposure ... You can now download the offline XAP file to install & try it.
Download Locations for ProShot 22.214.171.124 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 ProShot XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.