Where is the Visual Voicemail icon?

Your voicemails will be stored inside the tab with an icon that looks like a tape recorder in the top-right corner.

How do you activate your Visual Voicemail?

If your carrier supports Visual Voicemail, you can set it up with these steps: Go to the Phone app, then tap the Voicemail tab. Tap Set Up Now. Create a voicemail password, then tap Done.