The term "Fixed" usually implies that the uploader has modified the game files to run offline or bypass the EA server checks (since the official FIFA 17 mobile servers were shut down years ago in favor of newer titles). These versions are popular because they allow you to play the classic career mode and tournament modes that were removed from later FIFA mobile games.
If the download included a separate "Data" folder (often containing files for commentary or specific leagues): fifa 17 apk obb download for android ristechy fixed best
Ensure the folder name is exactly com.ea.gp.fifaworld (case sensitive) and placed in Android/obb/ , not Android/data/ . Restart your phone. The term "Fixed" usually implies that the uploader