In Microsoft Recently launched new update to windows phone.In windows mobile Unable to  add normal ringtones.Reason For not show showing your music File on windows phone.?.

First   Know:

Your Audio has not protected with digital rights management.DRM is a copyright protection when you see the iphone ,it has itunes store for buying music.In Microsoft have a store for buying ringtone.So Please make sure You  audio file not protected with copyright protection.

To add a ringtone using a Windows Vista, Windows 7 or Windows 8 PC

Connect your phone to your PC, then do one of the following:

  • On a Windows Vista or Windows 7 PC, click Start, and then click Computer.
  • On a Windows 8 PC, click Desktop, click File explorer on the taskbar, and then clickComputer.
  • On a Windows 8.1 PC, click Desktop, click File explorer on the taskbar, and then clickThis PC.
  • Under Portable Devices (Devices and drives on Windows 8.1), double-click your phone, double-click the Phone folder, then double-click the Ringtones folder.
  • Find a sound file on your PC (for example, music files are often in the Music folder and organised by artist and album), then drag the file into the Ringtones folder.

Note

  • To add or rename a ringtone, you need to move a file from your computer to your phone. You can’t add a ringtone by moving a file from a folder that’s already on your phone or renaming an existing ringtone.
  • On your phone, go to Settings  > Ringtones + sounds, then tap Ringtone to see a list of your available ringtones. Your new ringtone will appear under Custom in the list.