Locate and open the Voice Memos app.
To make a recording,
tap on the big red circle at the bottom of the screen.
You will see a new audio file being created as you record.
To stop recording, tap the red square
at the bottom of the screen.
To rename a recording,
tap the audio file you want to rename.
Then, give it a new name and tap "Return."
To add more to a recording that you've already made,
tap the three blue dots next to the file you want to extend,
then hit "Edit Recording."
Scroll down to the end of the timeline.
Be sure you scrolled all the way to the end,
or you'll be replacing audio rather than adding more.
Hit "Resume" to recommence the recording.
When finished, hit the pause button
and then tap on "Done."
To crop the beginning and end edges of the audio,
tap the three blue dots next to the file
that you want to trim, then hit "Edit Recording."
Tap on the square icon with the two vertical lines
at opposite corners on the top right of the window.
Below you will see a miniature version of the waveform.
You can drag the beginning and the end
to trim off any unwanted audio.
Tap "Trim" and then "Save."
Then tap "Done."
To share or export an audio recording,
tap the three blue dots next to a recording,
and then tap "Share" to open sharing options.