HTC One X

Find "My phone"

Press the menu icon.

Find "My phone"

Press Music.

Find "My phone"

Press My phone.

Create playlist

Press the drop down list at the top of the display.

Create playlist

Press Playlists.

Create playlist

Press Menu.

Create playlist

Press Add a playlist.
Key in a name for the playlist.

Add audio files to playlist

Press Menu.

Add audio files to playlist

Press Add songs.
Go to the required audio files.

Add audio files to playlist

Press the required audio files to select them.

Add audio files to playlist

When the field next to an audio file is ticked (V), it's selected.

Add audio files to playlist

Press Add.
Repeat the procedure to add more audio files to the playlist.

Save and exit

Press Save.

Save and exit

Press the Home key to return to standby mode.