On desktop (MacOS and Windows) or on Wire for Web:

In the conversation list:

1. Click the name of the person you'd like to call.
2. Click Call  in the conversation to begin the call.
3. To end the call, click Hang Up .

Google Chrome, Mozilla Firefox, and Opera support calls on Wire.

On mobile devices:

In the conversation list:

1. Tap the name of the person you'd like to talk to.
2. Tap Call  in the upper right corner of the conversation.
3. To end the call, tap Hang up .