how to cut the audio as ringtone

first, get start the v2mixer
switch and create new project, because we just do cut so settings are doesn't matter, just "OK".
then add the the audio (or video) file to layer.
or drag your file to v2mixer's layer
seek the time to start on Editor player(the left player)
click "Marker A" flag as start
seek the time to end
click "Marker B" flag as end
click "Cut" (the scissors icon)
switch to "between Marker"
select "export first markerA to next markerB".
1. here let you export part of audio as new file, you can use as ringtone.
2. or export part of video as movie resource.
3. or export the audio without video as ringtone
if you need precise timing, choose an codec but not copy(time is imprecise, but very fast)
1. such mp3 for audio, or vp9 for video, for more see Export As Movie
select(the dialog left bottom) the file where you have to save.
click "Queue" submit as job
wait the job done. (the clock icon in top main bar, the "Queue", or just wait it will flashing prompt you when done)
you will see the file in the folder you selected.
1. you can click the info icon in the Queue list, will open the file manager for that files
the last important thing is tell you friend about v2mixer... ok, or post me please click that Contact link.