Ability to login using username is also keept.

Plugin works immediately on installtion and no configuration is needed.

Plugin will also operate on some later versions of Virtuemart 2.

On same site you can also test it on checkout page. Info data you need for test is on top of page.

After installetion you will probably want to change 'Username' label.

1. To do this go to Extensions->Langauges

2. Click on 'Overrides' in left panel.

3. Click on 'New' in tool bar

4. For langauge constant input COMUSERSLOGINUSERNAMELABEL

5. In text field input desired text like 'Email or phone'

6. Save

There is also langauge constant for checkout page. Use same process to override COMVIRTUEMARTUSERNAME label.