You are downloading the Extreme Music XAP file v126.96.36.199 for Windows Phone. Extreme Music is a free Music App: ****WP 8.1 version is here****This version is only for Windows Phone 8. Search "Extreme Music" in the store for the WP 8.1 version.The Most Advanced. You can now download the offline XAP package file to install & try it.
Download Locations for Extreme Music 188.8.131.52 XAP file
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Extreme Music XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.
Extreme Music Version History
There is a newer version of Extreme Music available. Get the latest package file now: