You are downloading the One Video AppX file v188.8.131.52 for Windows Phone. One Video is a free and useful Music app: Windows 10 devices should install OneVideo Universal version (https://www.microsoft.com/store/apps/9nblggh4xc3n) with following advanced ... You can now download the offline AppX file to install & try it.
Download Locations for One Video 184.108.40.206 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 One Video AppX file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.