You are downloading the Music-Theory+ AppX file v22.214.171.124 for Windows Phone. Music-Theory+ is a free and useful Education app: Solfege+ is a fun and entertaining application designed to teach note recognition on a staff.Whether beginner or expert, Solfege+ through ... You can now download the offline AppX file to install & try it.
Download Locations for Music-Theory+ 126.96.36.199 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 Music-Theory+ AppX file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.